That might be because the * symbol is usually the symbol used to expand your search to anything that pertains the letters in between the * symbols as opposed to strictly the sequence of letters that you typed in with the start character being the first letter you typed.
For instance
Let's say you search ris, you might get results like risk management.
But if you search *ris*, you might get krista as a result.
And I swear I'm not going to let her know all the pain I have known
31-Mar-2016 22:21:51