A sequence of variable characters that stands for a word or string of words in a corpus.

For Example:

"The cow jumps over the moon". If N=2 (known as bigrams), then the ngrams would be:

• the cow

• cow jumps

• jumps over

• over the

• the moon

Source(s)

No. of words (tokens)

No. of Unique words (types)

Urdu

1600 books 

Newspapers (Jang, Express, Nawa-e-Waqt)

120,756,442

306,942

Sindhi

Books

newspaper

10,260,412

85,331

Punjabi

Wichaar website

(part of) Punjabi wikipedia