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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

he has collaborating

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "he has collaborating" is not correct in standard written English.
It seems to be an incorrect combination of verb forms and should be rephrased for clarity. Example: "He has been collaborating with the team on the project."

⚠ May contain grammatical issues

Human-verified similar examples from authoritative sources

Similar Expressions

60 human-written examples

He has collaborated with the research team for over twenty years and has provided collaborative input to their studies'designs on many prior occasions.

He has collaborated with architects including Renzo Piano, Zaha Hadid and Norman Foster.

News & Media

The New York Times

He has collaborated with Fr.

He has collaborated with Dunhill, Burberry, Louis Vuitton, John Lewis and Mulberry.

He has collaborated with such artists as Toni Morrison, Max Roach, Jessye Norman, and Keith Haring.

He has collaborated on books with MIT professors Samuelson, Michael L. Dertouzos and Richard K. Lester.

He also met Isao Takahata and Michiyo Yasuda, with whom he has collaborated on many films.

News & Media

The New Yorker

Connected, calculating, and English-speaking, he has collaborated with the Americans since the fall of Baghdad.

News & Media

The New Yorker

He has collaborated with artists such as Richard Serra, Claes Oldenburg, and Frank Stella.

News & Media

The New Yorker

Perhaps it's because of his experimental sensibility: he has collaborated with Sarah Lucas and Leigh Bowery.

News & Media

The Guardian

In the last two years he has collaborated with G-Unit and Jay-Z.

Show more...

Expert writing Tips

Best practice

When referring to an action that started in the past and continues to the present, use "he has been collaborating". If referring to a completed action, use "he has collaborated".

Common error

Avoid using "he has collaborating" as it is grammatically incorrect. Instead, use "he has collaborated" for completed collaborations or "he is collaborating" for ongoing collaborations.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

60%

Authority and reliability

1.2/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "he has collaborating" is grammatically incorrect. It attempts to combine the auxiliary verb "has" with the present participle "collaborating" without the necessary "been" to form the present perfect continuous tense. Ludwig AI confirms this is an error.

Expression frequency: Missing

Frequent in

Science

0%

News & Media

0%

Formal & Business

0%

Less common in

Science

0%

News & Media

0%

Formal & Business

0%

Ludwig's WRAP-UP

In summary, the phrase "he has collaborating" is grammatically incorrect and should be avoided. Ludwig AI clearly indicates that this combination of verb forms is not standard English. Correct alternatives include "he is collaborating" for ongoing actions and "he has collaborated" for completed actions. Using correct grammar is crucial for clear and effective communication in any context.

FAQs

What is the correct way to use "he has collaborating" in a sentence?

The phrase "he has collaborating" is grammatically incorrect. You should use either "he is collaborating" to indicate an ongoing action or "he has collaborated" to indicate a completed action.

What's the difference between "he is collaborating" and "he has collaborated"?

"He is collaborating" indicates an action that is currently in progress, while "he has collaborated" indicates an action that has been completed.

Can I use "he has collaborating" if I want to describe an ongoing collaboration?

No, "he has collaborating" is not grammatically correct. For an ongoing collaboration, use "he is collaborating" or "he has been collaborating".

What can I say instead of "he has collaborating"?

Use "he is collaborating", "he has collaborated", or "he has been collaborating", depending on whether the collaboration is ongoing or completed.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

Editing plus AI, all in one place.

Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.

Source & Trust

60%

Authority and reliability

1.2/5

Expert rating

Real-world application tested

Most frequent sentences: