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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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have been existed

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "have been existed" is not correct in English.
The correct form would be "have existed." Example: "These species have existed for millions of years."

⚠ May contain grammatical issues

Science

Formal & Business

News & Media

Human-verified examples from authoritative sources

Exact Expressions

3 human-written examples

Generally, increasing developments have been existed to expression, production, phosphorylation or activation of STAT3 in the effective or responsible cells of most of the cancers.

To solve this hottest problems, several schemes have been existed in this category such as simple hash chaining, tree hash chaining where the attacker intensity are unchanged.

Because of retrospective assessments of exposure, information bias might have been existed in assessment of some variables of interest and covariates.

Human-verified similar examples from authoritative sources

Similar Expressions

55 human-written examples

According to the definition of geometric errors of the rotary axis, different understandings have been exist in published studies.

Prior to this, sharing cart[18] has been existed to perform similar function.

But this "comprising strategy" with other countries has been existed in US foreign policy over the last few decades.

In addition, a tremendous gap has been existed for early childhood education service provision between urban and rural areas.

On the preoperative evaluation, splenic lesion, which had been existed for 2 years, was merely noticed as simple cystic lesion unrelated to the ovarian mass.

Science

BMC Cancer

In the Republic of Srpska, this initiative has been existed from 1997 in the form of a national program for promotion, support and protection of breastfeeding.

Formal & Business

Unicef

Dark as the headlines have been, there exists a silver lining.

News & Media

Huffington Post

It could have been that: David exists and Lumpl exists but 'David ≠ Lumpl' is true.

Science

SEP
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Expert writing Tips

Best practice

When indicating that something was in a state of existence, prefer the concise and grammatically correct form "have existed" instead of "have been existed".

Common error

The phrase "have been existed" often arises from mistakenly adding 'been' after 'have' when the verb 'exist' already implies a state of being. Remember that 'exist' is an intransitive verb and doesn't require the passive voice construction that necessitates 'been'.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

80%

Authority and reliability

1.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "have been existed" attempts to function as a present perfect construction, but it is grammatically incorrect. As Ludwig AI points out, the correct form is "have existed". The incorrect usage stems from a misunderstanding of how to form the present perfect tense with intransitive verbs.

Expression frequency: Rare

Frequent in

Science

33%

News & Media

33%

Formal & Business

33%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "have been existed" is grammatically incorrect. The correct form is "have existed". Ludwig AI identifies this as an error in present perfect construction. While instances of the phrase can be found in various sources, including scientific and news articles, it's essential to avoid this usage in formal writing. Alternative phrases such as "have been present" or "have been around" can be used depending on the intended meaning. Remember to use "have existed" for grammatical accuracy.

FAQs

Is "have been existed" grammatically correct?

No, "have been existed" is grammatically incorrect. The correct form is "have existed".

What's a simple way to correct "have been existed"?

Simply remove "been". The phrase "have existed" is the correct form.

When should I use "have existed" instead of "have been existed"?

Always. "Have been existed" is never correct. Use "have existed" to indicate that something has been in a state of being.

What are some alternatives to "have been existed" that I can use in my writing?

Depending on the context, you can use phrases like "have been present", "have been around", or "have come into existence" instead of "have been existed".

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Real-world application tested

Most frequent sentences: