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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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of which can be

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "of which can be" is not correct in standard written English.
It is typically used incorrectly; a more appropriate structure would be "of which" followed by a verb or noun that fits the context. Example: "There are several options available, of which some can be quite beneficial."

⚠ May contain grammatical issues

News & Media

Academia

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Positioning of which can be a little awkward.

Experts offered several theories, none of which can be verified.

News & Media

The New York Times

All of which can be used to address the problem.

Neither of which can be defined as irony".

Historians give two answers, neither of which can be right.

News & Media

The New York Times

There are plenty of spectacular walks in the area, all of which can be done naked.

All of which can be a strain, if I'm not alone.

The coding is sent through broadcast signals, the reception of which can be blocked by cable.

News & Media

The New York Times

There are hundreds more questions and answers, all of which can be accessed by clicking here.

He now owns about 40 camels in Cromvoirt, roughly 10 of which can be milked.

News & Media

The New York Times

It does have its flaws, some of which can be traced to its awkward, protracted genesis.

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Expert writing Tips

Best practice

Avoid using "of which can be" in formal writing. Opt for clearer and more grammatically sound alternatives like "that can be" or "which may be".

Common error

Don't force the phrase "of which can be" into sentences where a simpler construction would suffice. Often, replacing it with "that are" or rephrasing the sentence entirely results in a more readable and grammatically correct sentence.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

85%

Authority and reliability

3.8/5

Expert rating

Real-world application tested

Linguistic Context

Relative Clause Connector: While not strictly a grammatical function, "of which can be" introduces a relative clause that provides additional information about a preceding noun or pronoun. Despite its frequent usage, as demonstrated by Ludwig, it's often considered grammatically awkward and can be replaced with more concise alternatives.

Expression frequency: Very common

Frequent in

News & Media

50%

Academia

23%

Science

13%

Less common in

Formal & Business

7%

Encyclopedias

3%

Reference

1%

Ludwig's WRAP-UP

The phrase "of which can be" is a common construction used to introduce relative clauses expressing possibility or applicability. However, Ludwig AI identifies this phrase as grammatically incorrect, suggesting that a simpler and more direct phrasing is often preferable. While frequently encountered in diverse sources like The New York Times and The Guardian, opting for alternatives such as "that can be" or "which may be" is advisable, particularly in formal writing. The frequency of this phrase across various contexts indicates its widespread use, yet its grammatical ambiguity suggests a need for careful consideration and potential revision in polished writing.

FAQs

Is "of which can be" grammatically correct?

Generally, "of which can be" is considered grammatically incorrect in formal English. Ludwig AI highlights that a better structure would involve "of which" followed by a verb or noun fitting the context, or using alternatives like "that can be".

What are some alternatives to "of which can be"?

You can use alternatives like "that can be", "which may be", or rephrase the sentence for better clarity. The best choice depends on the specific context.

When is it appropriate to use "of which can be"?

While frequently found in writing, especially news and media, it is advisable to avoid "of which can be" in formal or academic writing due to its questionable grammatical status. Aim for more precise and standard phrasing.

How can I rephrase a sentence that uses "of which can be"?

Identify the core meaning of the sentence and replace "of which can be" with a simpler phrase like "that are", "which may be", or rewrite the sentence entirely to eliminate the need for the construction. For example, instead of "Several options are available, of which some can be beneficial", you could say "Several options are available, and some of them may be beneficial".

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Most frequent sentences: