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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
must be sought
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'must be sought' is correct and usable in written English.
You can use it when you want express certainty that something must be done in order to obtain a desired result. For example: "A solution to this problem must be sought."
✓ Grammatically correct
Science
News & Media
Academia
Encyclopedias
Formal & Business
Alternative expressions(18)
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
60 human-written examples
The roots of evil must be sought in America".
News & Media
The pleasures of the anthology must be sought elsewhere.
News & Media
Historical truth must be sought serenely, with impartiality.
News & Media
The reason must be sought in the following facts.
Barriers to living donation must be sought and defeated.
Academia
Now he writes that if negotiation fails, other alternatives must be sought.
News & Media
Thus, Hinduism maintains that truth must be sought in multiple sources, not dogmatically proclaimed.
Encyclopedias
One is that regional peace must be sought as a goal, not a process.
News & Media
The appeal of the puppet must be sought at a deeper level.
Encyclopedias
When this gravity segregation does not occur, however, other means must be sought.
Encyclopedias
Clues must be sought by comparing the matter content with theoretical calculations.
Encyclopedias
Expert writing Tips
Best practice
When using "must be sought", ensure the context clearly indicates what action needs to be taken to find or obtain the desired outcome. For example, "If a solution is not immediately apparent, alternative approaches "must be sought"".
Common error
Avoid overusing the passive voice with "must be sought". While grammatically correct, overuse can make your writing sound indirect and less engaging. Consider active voice alternatives where appropriate to enhance clarity and impact.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "must be sought" functions as a passive construction indicating obligation or necessity. According to Ludwig, it expresses that a particular action or solution needs to be actively pursued or looked for. The auxiliary verb "must" denotes a strong degree of obligation.
Frequent in
Science
34%
News & Media
25%
Academia
12%
Less common in
Encyclopedias
12%
Formal & Business
9%
Social Media
0%
Ludwig's WRAP-UP
In summary, "must be sought" is a grammatically sound phrase used to convey the necessity of actively looking for or pursuing something. Ludwig AI confirms its correctness and widespread usage. While it appears across a range of contexts, including scientific, news, and academic writing, it's most prevalent in science and news media. When using this phrase, ensure the context clearly indicates the need for action to find a solution or obtain a desired outcome. Be mindful of overusing passive voice; consider active alternatives for a more direct and engaging style. Overall, the phrase is a reliable choice for expressing the need for active pursuit, but it's important to use it judiciously to maintain clarity and impact in writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
should be pursued
Replaces "sought" with "pursued", indicating an active effort to achieve something. The nuance is that pursue suggests persistence.
needs to be found
Emphasizes the necessity of locating or discovering something, altering the focus from active searching to eventual finding.
has to be obtained
Highlights the requirement of acquiring or gaining something, shifting from a general search to a specific attainment.
must be identified
Focuses on the act of recognizing or pinpointing something, changing the context to one of recognition rather than general searching.
should be investigated
Suggests a more formal or systematic inquiry is necessary, implying a detailed examination.
requires exploration
Highlights the need for a thorough examination or discovery process, emphasizing the exploratory aspect.
demands discovery
Emphasizes that discovery is not just preferred but essential. The change puts more weight on uncovering something.
warrants inquiry
Suggests that a formal investigation is justified or needed, shifting the emphasis to the appropriateness of an inquiry.
calls for attention
Emphasizes the need for something to be noticed or given focus, changing the context to one of highlighting importance.
necessitates searching
Focuses on the necessity of the act of searching itself, making it the primary point rather than the finding.
FAQs
What does "must be sought" mean?
The phrase "must be sought" means that something needs to be actively looked for or pursued. It indicates a necessity to find or obtain something through effort.
How can I use "must be sought" in a sentence?
You can use "must be sought" in sentences like: "If the initial plan fails, alternative solutions "must be sought"" or "A deeper understanding of the issue "must be sought" to find a resolution."
What are some alternatives to "must be sought"?
Alternatives to "must be sought" include "should be pursued", "needs to be found", or "has to be obtained". The best choice depends on the specific context.
Is it better to use active or passive voice with "must be sought"?
While "must be sought" is in the passive voice and grammatically correct, using the active voice can sometimes make your writing more direct and engaging. For example, instead of "A solution "must be sought"," you could say "We must seek a solution."
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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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested