"In 1991, the phrase "analysis is often described as" occurred one time (that's the first 1), and on one page (the second 1), and in one book (the third 1). We do not provide page counts in Version 2 since we extract ngrams that span page boundaries." (The Google Books Ngram Viewer.)
Does "we extract ngrams that span page boundaries" mean that ngrams [i.e. words, phrases, and clauses] in question may spread over two successive pages?
e. words, phrases, and clauses] in question may spread over two successive pages? That's right.
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AnonymousDoes "we extract ngrams that span page boundaries" mean that ngrams [i.e. words, phrases, and clauses] in question may spread over two successive pages?
That's right.