"How Google Alters Search Queries to Get at Your Wallet"
"Say you search for “children’s clothing.” Google converts it, without your knowledge, to a search for “NIKOLAI-brand kidswear,” making a behind-the-scenes substitution of your actual query with a different query that just happens to generate more money for the company"
EDIT: WIRED in an update, has decided to remove the article
https://www.wired.com/story/google-antitrust-lawsuit-search-results/