The top two questions are How to Make Money and How to get Pregnant. Which is not necessarily in that order.
The economy has made it impossible for people to find or keep a job and so they turn to the internet to learn how to make money.
A large percentage of woman are now entering their 40's and they have put their careers first all these years so now they are ready to have a baby.
I am sure there are more questions and some pretty unusual ones.