An Ngram is a continuous sequence of N items from a text. Ngrams are not keywords. Keywords can each contain multiple Ngrams. Example: The Ngrams of "SEO Keyword Tool" would be: [SEO, Keyword, Tool, SEO Keyword, Keyword Tool, SEO Keyword Tool]
This tool examines "related search terms" from Google and Bing, or Amazon, breaks them down into N-grams, and displays them in a visual format to help inform your keyword research. It also shows the relationship between search term suggestions.New: Just added related search questions!
The tool currently works in 3 ways. The main tool examines the "related searches" from Google and Bing. The NGram tool lets you upload your own copy or keyword list. The Compare tool compares the text copy from 2 different URLs.
If you like this free tool, you'll love my enterprise tool: SERPrecon. SERPrecon evaluates your content using the same techniques search engines do: Vectors, natural language processing, entities, and let's you track competitors over time to see what actually led to ranking changes.