Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
mutually exclusive
In simple terms, two events are mutually exclusive if they cannot occur at the same time (i.e. they have no outcomes in common).
Trivia about mutually exclusive
Type of situation in which one occurrence precludes another