In the fields of computational linguistics an n-gram is a sequence of items from a corpus‏‎ of language.

An n-gram could be any combination of letters, phoneme‏s, syllable‏‎s or words‏‎, etc. Looking at n-grams is useful to help work out how language works and is used in everyday situations.

Google Books offers an n-gram search online. This allows users to see how a word, etc, is used. It…