"a number of similarities" is a grammatical and commonly used phrase in written English. It can be used to refer to multiple similarities between two or more things. For example: "While there are certainly some differences between their cultures, there are also a number of similarities that show how interconnected they truly are." In this sentence, "a number of similarities" is used to describe the quantity of similarities between cultures. It could also be written as "several similarities" or "many similarities" without changing the meaning.
There are a number of similarities between DES and achalasia.
A number of similarities between the concepts were found.
There's a number of similarities to her and Mary Lou.
He realizes that he and Mr. K. have a number of similarities.
He said Lehman and Bear Stearns had a number of similarities.
Saying that there were "a number of similarities" that link the bombings, the F.B.I.
Wagner worked on seven shows with Bennett, and he sees a number of similarities between the two directors.
That is, the concepts share a number of similarities that indicate a synergistic relationship.
6. (C) XXXXXXXXXXXX has seen a number of similarities between the DPRK and China since his first visit in 1998.
They are spread widely around the world but do share a number of similarities, notably young populations.
Since beginning his research, manager Mr. Kass has found a number of similarities with Mr. Buffett.
Thanks to Ludwig my first paper got accepted! The editor wrote me that my manuscript was well-written
Listya Utami K.
PhD Student in Biology, Bandung Institute of Technology, Indonesia