Not sure why anyone would think an answer to such a question lies here. There are teams of PhDs working on search inside Google with high levels of secrecy. We

Not sure why anyone would think an answer to such a question lies here. There are teams of PhDs working on search inside Google with high levels of secrecy. We are to somehow deduce based on just the output of some searches what quantitative effects those works have? I'm not even sure Google itself can answer that question.