i wonder if this is due to the nature of PageRank. eg when you search for some words that you intend as direct, Google sends them through PageRank where they'r

i wonder if this is due to the nature of PageRank. eg when you search for some words that you intend as direct, Google sends them through PageRank where they're stretched, weighted, and pulled apart by the Graph of the internet, whereas Yahoo's algorithms might be rawer (but probably not as raw as they were in the early days)