Used and loved by millions
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
that have demonstrated
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that have demonstrated" is correct and usable in written English.
You can use it when referring to subjects that have shown evidence or proof of a particular quality, ability, or result. Example: "The studies that have demonstrated the effectiveness of this treatment are numerous and compelling."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(19)
that have suggested
that have unfolded
that have signed
that have emerged
that have occurred
that have transpired
that have taken place
that have developed
that have materialized
that have arisen
that have signed on
that have endorsed
that have increased
that have been
that have hindered
that have learned
that have frozen
that have multiplied
that have come about
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
It would be spent in countries that have "demonstrated a commitment towards tackling climate change".
News & Media
The few countries that have demonstrated a commitment to slowing the spread of AIDS have been able to do so.
News & Media
Dr. FitzGerald pointed to a series of food and drug scares that have demonstrated how little oversight the F.D.A. provides.
News & Media
The authors cite studies that have demonstrated that increased collagen production is visible within a month after the injection.
News & Media
While the United States has tried a hands-off approach with armed groups it regards as friendly, it has tried to co-opt ones that have demonstrated hostility.
News & Media
I understand that Apple, Microsoft and Google are for-profit entities that have demonstrated repeatedly that their profitability trumps their customers' rights, and I fault them for this.
News & Media
But we also want to try to change minds at one or two institutions that have demonstrated inspiring thought leadership in other spheres of life.
News & Media
In the last two weeks, we've gone back through our records and refamiliarized ourselves with the pieces that have demonstrated such enduring appeal to our readers.
News & Media
Germany, the Netherlands and Japan are among the countries that have demonstrated an appetite in recent years for American musicals.
News & Media
We've got programs that have demonstrated that.
News & Media
There are strains or consortia of microorganisms that have demonstrated enzymatic potential to break lignocellulosic materials.
Science
Expert writing Tips
Best practice
When using "that have demonstrated", ensure the subject clearly and actively performed the demonstration. Avoid passive constructions that weaken the impact of the phrase.
Common error
Avoid using "that have demonstrated" repeatedly within a single paragraph or section. Vary your language with synonyms like "that have shown" or "that have proven" to maintain reader engagement and prevent monotony.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that have demonstrated" functions as a relative clause, modifying a noun or pronoun by providing additional information about it. It highlights subjects that have actively shown or proven a particular quality or capability. Ludwig AI confirms its grammatical correctness.
Frequent in
Science
39%
News & Media
36%
Formal & Business
5%
Less common in
Wiki
2%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "that have demonstrated" is a grammatically sound and frequently used relative clause, predominantly found in scientific, news, and formal business contexts. According to Ludwig, it serves to offer concrete evidence or proof supporting a claim. While versatile, varying your language by using alternatives such as "that have shown" or "that have proven" can help maintain reader engagement. It's most effective when the subject actively performs the demonstration. Overuse should be avoided to prevent redundancy. Ludwig AI gives confirmation of correctness and good usage examples.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
which have shown
Uses "shown" instead of "demonstrated", implying a more visual or apparent display of evidence.
which have proven
Emphasizes the conclusive nature of the evidence, suggesting it's beyond doubt.
that have evidenced
A more formal and less common synonym, highlighting the act of providing evidence.
that have indicated
Suggests evidence points towards a particular conclusion, but may not be definitive.
that have illustrated
Implies the evidence provides a clear example or visual representation.
that have confirmed
Highlights that the evidence validates or solidifies a previous assumption or hypothesis.
that have validated
Similar to "confirmed", but often used in a scientific or technical context.
that have established
Focuses on creating a firm foundation or precedent through evidence.
that have exhibited
Implies a display of qualities or behaviors that serve as evidence.
which have substantiated
Indicates that evidence supports the truth or validity of something.
FAQs
How can I use "that have demonstrated" in a sentence?
Use "that have demonstrated" to describe subjects that have provided evidence or proof of a particular quality or ability. For example: "The studies "that have demonstrated" the effectiveness of this treatment are numerous."
What are some alternatives to "that have demonstrated"?
You can use alternatives like "that have shown", "that have proven", or "that have indicated" depending on the context.
Is there a difference between "that have demonstrated" and "that have shown"?
While similar, "that have demonstrated" often implies a more deliberate or conclusive display of evidence compared to the more general term "that have shown".
Can I use "that have demonstrated" in formal writing?
Yes, "that have demonstrated" is suitable for formal writing, especially in academic or professional contexts where presenting evidence is important. The choice depends on the nuance you want to convey.
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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
4.5/5
Expert rating
Real-world application tested