Finding many examples of a usage on the web is not evidence that it's correct. You'll find millions of examples of mangled English online.Google hits:
a. 32,800
b. 14,900
So, both seem to be [STRIKE]correct and [/STRIKE]quite common.
If you have a question about the English language and would like to ask one of our many English teachers and language experts, please click the button below to let us know: