do you feel Google search result quality has gone down?
niyazpk: Quote from Google employee:It does work as described! - which may very well not be as desired.
If you want a more mathmatical-logical use of operators then you need to go find another search engine.http://www.google.com/support/forum/p/Web+Search/thread?tid=...I am afraid that Google is now more of a 'social search engine' than a 'hacker search engine'.