This week's giveaway is in the EJB and other Java EE Technologies forum. We're giving away four copies of EJB 3 in Action and have Debu Panda, Reza Rahman, Ryan Cuprak, and Michael Remijan on-line! See this thread for details.
It sounds like you want \w (word) characters plus a few others. What do you have so far? Do you have a regular expression for just numbers maybe? Show where you get stuck so someone can help from that point rather than writing the whole thing for you.