some of which contain

USAGE SUMMARY

The phrase "some of which contain" is correct and usable in written English.
It can be used to refer to a subset of items or elements that have specific characteristics or features. Example: "The report includes several studies, some of which contain valuable insights into consumer behavior."

✓ Grammatically correct

Science

News & Media

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

For example, pathological iron deposits could arise from damaged structures (e.g., oligodendrocytes, myelin, endothelial cells, neurons, axons) releasing iron-containing proteins, some of which contain heme.

ASN Neuro

Or it could mingle with deeper layers, some of which contain wastes pumped from the surface through injection wells.

The New York Times - Science

For example, the Web site asiapundit.com has links to hundreds of blogs from across Asia, some of which contain debates about pressing political and security issues.

The New York Times

The summer residents contend that it would cost $3 million to $5 million to remove the cottages, some of which contain asbestos siding.

The New York Times

Religious groups own or influence an estimated 5% of global forests, some of which contain the richest biodiversity on the planet.

The Guardian - Opinion

Contrast the workings of IWF's list with the workings of HMRC, who are charged with examining the parcels that enter the country, some of which contain obscene material.

The Guardian - Tech

Here are 10 of our favourites to get you going (some of which contain swearing and/or violence and may be unsuitable for younger viewers).

The Guardian - TV & Radio

Interspersed with them are private tree farms, some of which contain little more than earth and a few branches left by loggers.

The Economist

Some employees of other large companies that have converted pensions have started their own Web sites, some of which contain bulletin boards where colleagues and workers from other companies can post pension questions.

The New York Times

The next 16 miles of Route 72 go through Wharton State Forest and its adjacent state wildlife management areas, some of which contain the unusual dwarf pines, about 6 to 10 feet high.

The New York Times

Forty five percent of the service members in Afghanistan combat areas in 2010 consumed energy drinks daily, some of which contain the caffeine equivalent of one to three cups of coffee, the study said.

Independent

Expert writing Tips

Best practice

When using "some of which contain", ensure the antecedent is clear to avoid ambiguity. The phrase works best when the 'which' refers directly to a previously mentioned group.

Common error

Avoid using "some of which contain" if the noun it refers to is unclear or too far removed in the sentence. This can confuse the reader. Ensure that it clearly links back to a defined group of items.

Linguistic Context

The phrase "some of which contain" functions as a relative clause, modifying a noun phrase by specifying that only a portion of the items in the group described by that noun phrase possess a particular characteristic. Ludwig confirms its validity and common usage.

Expression frequency: Very common

Frequent in

Science

42%

News & Media

41%

Wiki

7%

Less common in

Encyclopedias

5%

Formal & Business

3%

Reference

2%

Ludwig's WRAP-UP

In summary, "some of which contain" is a grammatically sound and frequently used phrase to specify that a subset of previously mentioned items shares a particular attribute. As Ludwig AI confirms, this phrase is valid and versatile. When using this phrase, ensure that the antecedent is clear to avoid ambiguity. It commonly appears in scientific, news and media, and encyclopedic contexts. While alternatives exist, "some of which contain" provides a concise and effective way to add specific details about a portion of a group.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

a portion of which include

Emphasizes a specific portion or subset, slightly more formal.

several of these incorporate

Highlights that multiple items are included, less formal.

a number of these have

Indicates a countable quantity possessing a certain characteristic.

certain elements of which possess

More formal and emphasizes the specific properties possessed.

some portion featuring

More descriptive, focusing on what the items 'feature'.

parts of which integrate

Implies the elements are integrated into a larger whole.

a selection presenting

Suggests a curated choice with specific features.

various aspects showing

Highlights different facets and their manifestation.

various ones with

More casual way to specify certain qualities or contents.

some amount holding

Highlights quantities and its capacity.

FAQs

How can I use "some of which contain" in a sentence?

Use "some of which contain" to refer to a subset of previously mentioned items that share a characteristic. Example: "The library has many books, "some of which contain" rare manuscripts."

What are some alternatives to "some of which contain"?

Alternatives include phrases like "a few of which include", "several of which have", or "some that feature", depending on the specific nuance you want to convey.

Is it grammatically correct to say "some of which contains"?

No, "some of which contains" is grammatically incorrect. Because "which" refers to a plural antecedent, the verb should be plural as well: ""some of which contain"".

How does "some of which contain" differ from "all of which contain"?

"Some of which contain" indicates a portion of the group has the specified characteristic, whereas "all of which contain" suggests that every item in the group shares that characteristic.