Finding In-Depth Stories with Atleast Command
To find stories that deal with a topic in depth, try doing a search using the ATLEAST command, which will only retrieve stories in which your search word or words appear a large number of times.
The style for this search is:
ATLEASTn (search words)
Where search words are a word or words describing the topic you’re interested in and n is the minimum number of times you want that word or words to appear in a story. Thus a search for:
Will only retrieve stories in which the word Iraq appears 20 times or more – articles that are more likely to deal with Iraq in depth, rather than just mentioning it in passing.