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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
should have attached
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "should have attached" is correct and usable in written English.
It is typically used to indicate that something was expected to be included or sent along with something else, often in the context of emails or documents. Example: "I realized that I should have attached the report to my email before sending it."
✓ Grammatically correct
News & Media
Wiki
Formal & Business
Alternative expressions(20)
ought to have included
failed to attach
forgot to include
should have provided
should have secured
should have reached
should have paid
should have hung
should have contacted
should be attached
should have compensated
should have concentrated
should have remitted
should have investigated
needed to pay
was supposed to pay
ought to be paid
should have participated
should have left
ought to have paid
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
2 human-written examples
"Since the new leader of the Taiwan authorities expressed that he would not go in for 'Taiwan independence,' he should have attached no condition to it," said the statement, carried by the New China News Agency.
News & Media
The idea is that all foreign-currency debt should have attached to it an option, exercisable at the discretion of the borrower, to roll the liability over (for three to six months, say) at a penalty rate.This option would be supplied only at some price to the borrower, obviously; the market would determine exactly what that price would be.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
Any ticks that have attached to your child's skin should be removed immediately.
Wiki
I have attached my resume for review.
Formal & Business
The less expensive tripods have attached heads.
Wiki
Three take-aways: every cheese shop should have an attached pizzeria, every pizzeria should have live music, and feta cheese is a far underused pizza ingredient.
News & Media
I recognize the logic of saying that if we're going to offer the automakers a loan, we should have conditions attached.
News & Media
Remember the recent suggestion that CCTV cameras should have microphones attached so that people's street conversations can be overhead too?
News & Media
Nearby, a group of teenage boysbent over the severed arm of an Iraqi soldier lying in the gutter.The body to which it should have been attached was nowhere tobe seen.
News & Media
There are lots of lessons to the story, including the one -- as the court found in the case -- that the balcony should have been attached with bolts, not nails.
News & Media
The recommendations also want $30 million in one-time grants from Congress for states to help school districts develop these plans -- but going ahead, the White House recommends, school safety funding should have strings attached.
News & Media
Expert writing Tips
Best practice
When using "should have attached" in professional emails, double-check that the attachment is indeed included before sending. A brief note like, "I have attached the document for your review," can prevent oversights.
Common error
Avoid using "should of attached". The correct form is "should have attached", where "have" is an auxiliary verb, not a preposition.
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "should have attached" functions as a modal verb phrase expressing regret, obligation, or expectation in the past. It suggests that an action (attaching something) was necessary or advisable but did not occur. Ludwig AI confirms its correctness and usability.
Frequent in
News & Media
50%
Wiki
25%
Formal & Business
25%
Less common in
Science
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "should have attached" is a grammatically correct modal verb phrase used to express regret, expectation, or obligation concerning a past action. Ludwig AI confirms its usability, although it's relatively rare. It most commonly appears in News & Media, Wiki and Formal & Business contexts. When employing this phrase, ensure that the attachment is actually present in future communications to avoid similar oversights. Be mindful to avoid the common error of using "should of" instead of "should have".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
ought to have included
Replaces "should" with "ought to", offering a slightly more formal tone but retaining the core meaning of an obligation.
should have appended
Uses "appended" which is a more formal and specific term for attaching documents or files.
was supposed to attach
Emphasizes the expectation or instruction to attach something, highlighting a missed requirement.
needed to have included
Highlights the necessity of including something, suggesting potential negative consequences for its omission.
should have affixed
Replaces "attached" with "affixed", indicating a more secure or permanent form of attachment.
was required to attach
Emphasizes the obligatory aspect of attaching something, indicating a formal requirement.
failed to attach
Directly states the action of not attaching something, focusing on the failure to perform the action.
should have linked
Specifies the action as linking, often used in digital contexts for connecting files or resources.
forgot to include
Indicates that the attachment was not made due to forgetfulness.
must have added
Uses "must have" to indicate a strong likelihood that something should have been added.
FAQs
How can I use "should have attached" in a sentence?
You can use "should have attached" to express regret or expectation about something that was not included. For example, "I realized I /s/should+have+attached the file after I sent the email".
What does "should have attached" mean?
It means that something was expected or intended to be included or connected, but it was not. It often implies a missed step or oversight.
What's a more formal way to say "should have attached"?
A more formal alternative is "ought to have appended" or "was required to attach". For instance, "The report /s/ought+to+have+appended all relevant data".
What can I say instead of "should have attached" to indicate forgetfulness?
You can use "forgot to include" or "failed to attach" to indicate that the omission was due to forgetfulness. For example, "I /s/forgot+to+include the document in my previous email".
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested