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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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had been combined

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "had been combined" is correct and usable in written English.
It is typically used to indicate that two or more elements were merged or brought together at some point in the past. Example: "The ingredients had been combined before the cooking process began, ensuring a uniform flavor throughout the dish."

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

55 human-written examples

When a proposed combination of drugs had not previously been reported, dosing was established by studying how each component of the proposed combination had been combined with other cytotoxic agents similar to those being considered for combination therapy.

Two apartments had been combined into one.

News & Media

The New York Times

Nabisco and R. J. Reynolds had been combined until about a year ago.

News & Media

The New York Times

He said that if their votes in Michigan had been combined, Mr. Romney would have lost.

News & Media

The New York Times

"If these low rankings had been combined with residents' rankings to award points, Russia and Ukraine would have both wound up with more zeroes.

About a week after that, Ms. Halsband produced drawings and schematic plans for the reconfigured house and studio, which, not surprisingly, had been combined into one interconnected building.

News & Media

The New York Times

He said the smaller spaces had been combined to produce offices that would be attractive to design and communications firms attracted to an urban, but small-scale location.

News & Media

The New York Times

Mr. Huey's own spinoff, eCompany Now, created nervous reaction from some readers who saw that the January and February issues had been combined into one.

News & Media

The New York Times

Pyrethroid had been combined with nets before, but doing so on the nanoscale means the particles are small enough to cling to the fibres even when washed.

News & Media

The Guardian

They found the solution in a pair of nearby town houses that had been combined to create a generous single-family home.

News & Media

The New York Times
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

1 human-written examples

Even after one exposure to the composites, neurons that had previously fired exclusively in response to one picture like that of Eastwood significantly increased their firing rate  when exposed to the image with which it had been combined in one case, by 230%, Fried and colleagues report today in the journal Neuron.

Science & Research

Science Magazine

Expert writing Tips

Best practice

Use "had been combined" to clearly indicate that the action of combining occurred in the past and is now a completed state. It is useful for establishing context and sequence in narratives or reports.

Common error

Avoid using "was combined" when you need to emphasize that the action of combining happened before a specific point in the past. "Was combined" lacks the sense of completion that "had been combined" provides.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "had been combined" functions as a verb phrase in the past perfect passive voice. Ludwig confirms this through numerous examples, indicating that it describes an action completed before another point in the past. It highlights a state resulting from a previous combination.

Expression frequency: Very common

Frequent in

News & Media

42%

Science

40%

Wiki

10%

Less common in

Formal & Business

5%

Encyclopedias

2%

Reference

1%

Ludwig's WRAP-UP

In summary, "had been combined" is a grammatically sound and frequently used phrase in the past perfect passive voice. As Ludwig confirms, its primary function is to describe a completed action of merging or uniting that occurred before a specific point in the past. It is commonly found in news, scientific writing, and general contexts. While "had been combined" exhibits a neutral to formal register, ensuring correct tense usage and avoiding confusion with simpler past tenses like "was combined" will enhance clarity in writing.

FAQs

How can I use "had been combined" in a sentence?

Use "had been combined" to describe a past action of merging or uniting two or more things. For example, "The two companies "had been combined" before the new product launch."

What are some alternatives to "had been combined"?

You can use alternatives such as "had been merged", "had been integrated", or "had been united depending on the specific context and nuance you want to convey.

Which is correct, "was combined" or "had been combined"?

Both "was combined" and ""had been combined"" can be correct, but they indicate different tenses. "Was combined" describes a simple past action, while ""had been combined"" indicates that the action was completed before another point in the past.

What is the difference between "had been combined" and "were combined"?

"Were combined" describes a past action, often as a general statement. "Had been combined" indicates that the action was completed before another point in the past, emphasizing the sequence of events.

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Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: