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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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a couple existed

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "a couple existed" is correct and usable in written English.
It can be used to indicate that two people or entities were present or in a relationship at a certain time. Example: "In the small town, a couple existed who were known for their generosity and kindness to others."

✓ Grammatically correct

News & Media

Science

Academia

Human-verified similar examples from authoritative sources

Similar Expressions

60 human-written examples

Overall, a coupling exists between urban land and the scope of human activities at the scales of the metropolitan area and the urban agglomeration.

They figured that if this couple existed and their taxes went up, somebody would find them and jump on 'em".

News & Media

The New York Times

Though successful enough to maintain a staff that caters to all those personal and professional whims, the couple exist in an anxious state of arrested childhood.

News & Media

The New York Times

The couple exist in a hamster wheel of self-righteous competitiveness (who got up earliest, who ate the least, who cycles the fastest) that abates only once in the novel, as they commiserate with one another over the sudden, undesired proximity of Edison, Pandora's brother, whose obesity disgusts them more profoundly than I could comprehend.

As the interfacial stress balance, which governs the fluid mechanics, is a function of γ, a strong coupling exists between surfactant transport dynamics and the fluid mechanics (physicochemical hydrodynamics).

This similarity, which is corroborated by seismic data, does not, however, mean that a chemical coupling exists between the subcontinental lithospheric mantle and continental crust in a similar way as for the oceanic lithosphere.

Science & Research

Nature

A strong coupling exists at the 10-kyr to 100-kyr scales between climatic cycles and the transfer time of regolith from source to sink.

This can be true in iron-based superconductors where a strong coupling exists between electrons and the lattice, inducing closely tuned structural and magnetically ordered ground states with different fluctuations serving to provide a playground for ultrafast manipulation.

However, they also reveal that the liquid model sensitivities hold in LES, where a tight coupling exists between combustion model predictions and spray model assumptions.

Because a tight coupling exists between vascular and metabolic responses to activation, these measurements can reveal considerable information about the latter and may even provide some clues as to the underlying neural responses.

A tight coupling exists between metabolic status in the heart and coronary blood flow.

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Expert writing Tips

Best practice

Use "a couple existed" when you want to emphasize the mere presence of two entities, without necessarily implying a relationship or interaction between them.

Common error

Avoid using "a couple existed" when you actually mean a larger, unspecified number. "Couple" specifically refers to two.

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

4.1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "a couple existed" primarily functions as a statement of existence. It asserts that two entities were present or existed at some point in time. Ludwig AI indicates that this is a grammatically sound phrase.

Expression frequency: Rare

Frequent in

News & Media

30%

Science

40%

Academia

30%

Less common in

Formal & Business

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, the phrase "a couple existed" is a grammatically correct and relatively infrequent way to state that two entities were present or in existence at some point in time. While Ludwig AI confirms its validity, alternative phrasings might be more common in contemporary usage. It is most likely to appear in news articles, scientific publications, or academic texts where setting the scene or providing historical context is necessary. Be sure to use this phrase to indicate the presence of only 2 elements.

FAQs

How can I use "a couple existed" in a sentence?

Use "a couple existed" to indicate that two entities were present or in existence at a particular time. For instance, "In the quiet village, "a couple existed" who were known for their kindness".

What are some alternatives to "a couple existed"?

Alternatives include phrases like "a pair occurred", "two were present", or "a duo was in existence", depending on the context.

Is it correct to say "a couple was existed"?

No, the correct phrasing is "a couple existed". The verb "existed" is already in the past tense, so using "was" is grammatically incorrect.

What is the difference between "a couple existed" and "a couple was there"?

"A couple existed" emphasizes the state of being or presence over time, while "a couple was there" simply indicates their presence at a specific point in time. The former implies more permanence or duration.

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Source & Trust

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Authority and reliability

4.1/5

Expert rating

Real-world application tested

Most frequent sentences: