Findings:
- Hoo
- Hoo-ha
- Hoo (user)
- Hoo boy
- boo hoo
- HaKadosh Baruch Hoo
- Hoody Hoo
- Sutton Hoo
- Woo Hoo!
- Wan Hoo
- boo fuckity hoo
- Rah Digga
- rah (user)
- hrh rah (user)
If you Log in you could create a "hoo rah" node. If you don't already have an account, you can register here.