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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
in which issues
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "in which issues" is correct and usable in written English.
It can be used when discussing specific topics or problems within a broader context, often in academic or formal writing. Example: "The report examines the various factors in which issues of climate change intersect with economic policies."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
38 human-written examples
The national-bird question was not, in those symbol-building days of the eighteenth century, the only instance in which issues of food touched on issues of freedom.
News & Media
The German position does not reocognize or seek a multipolar world, the official said, but accepts a multilateral one in which issues of importance are decided through discussion and on the basis of international law.
News & Media
Because of this, aside from the order in which issues are listed, the trend - if voters now view an issue as more or less important compared to how they did previously - is as significant.
News & Media
But two hours later, when Governor Leavitt proposed changing the order in which issues would be debated, Mr. Griffith said the requirement for a two-thirds vote must be strictly applied to the commission agenda.
News & Media
Part of the problem, she said, is that contrary to the hopes of Ms. Quinn and her campaign aides, women almost never vote as a bloc in city races, in which issues like abortion figure very little.
News & Media
Our society is an open one in which issues are exposed to widespread public scrutiny, and we can be confident that nothing truthful will be said in Geneva that has not been said before in America.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
22 human-written examples
Which issues in OC distribution are relevant for achieving excellence in an OC logistics system?
Science
Shares in Carpetright, which issued a profit warning in January, were down 0.9% at 589.5p in early trading.
News & Media
Republicans were blocking any more appointments to the court of appeals in Washington, which issued the contraception decision.
News & Media
Our concern lies in the way in which these issues are being presented.
News & Media
"You create an environment in which the issues can play out," he says.
News & Media
Expert writing Tips
Best practice
Use "in which issues" to clearly specify the context or domain where problems or topics are being discussed, particularly in formal writing or academic settings.
Common error
Avoid using "in which issues" in casual conversations or informal writing. Simpler alternatives like "where the problems are" or "what subjects" are often more appropriate.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "in which issues" functions as a relative clause, introducing a specific area, topic, or problem within a broader context. As noted by Ludwig, it's grammatically correct. It is often used to specify or qualify the preceding noun.
Frequent in
News & Media
35%
Science
35%
Formal & Business
15%
Less common in
Wiki
5%
Encyclopedias
5%
Reference
5%
Ludwig's WRAP-UP
In summary, the phrase "in which issues" functions as a relative clause to specify the context or domain where specific problems or topics are discussed. Ludwig confirms that it is grammatically correct and mostly suitable for formal, academic, and professional writing. Though its overall frequency is rare, it appears more often in sources related to news, science, and business. When writing, it's best to use it in formal settings and consider simpler alternatives like "where the problems are" for more casual contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
concerning which topics
Substitutes "in which" with "concerning which", providing a more formal tone.
in which areas
Replaces "issues" with "areas", specifying the domain of concern.
in what subjects
Replaces "issues" with "subjects", indicating topics under discussion.
on what subjects
Uses "on what" instead of "in which", focusing on the topic of discussion.
about what matters
Highlights the relevance of specific matters or subjects.
where problems are
Focuses on the location of problems, rather than the context of specific issues.
with respect to what
Offers a more formal way to introduce the topic of concern.
regarding what matters
Uses "matters" instead of "issues", emphasizing the importance of the topics.
in relation to what
Focuses on the relationship to specific concerns.
where challenges lie
Emphasizes the presence of "challenges" instead of general issues.
FAQs
How can I use "in which issues" in a sentence?
Use "in which issues" to introduce the specific areas or topics being addressed within a broader context. For example, "The report examines the various factors in which issues of climate change intersect with economic policies."
What can I say instead of "in which issues"?
You can use alternatives like "regarding what matters", "concerning which topics", or "in what subjects" depending on the specific context.
When is it appropriate to use "in which issues"?
It's appropriate to use "in which issues" in formal writing, academic papers, or professional reports where a clear and precise expression is needed to indicate the areas of concern.
Is there a difference between "in which issues" and "on which issues"?
"In which issues" specifies the context or domain, while "on which issues" focuses more directly on the subject of discussion. The choice depends on whether you want to emphasize the context or the topic itself.
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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
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested