You can find the full set of valid words that can be produced from the letters in POOH.
Words You Can Make from POOH
3-letter words
- HOO6
- HOP8
- OHO6
- OOH6
- PHO8
- POH8
- POO5
4-letter words
- HOOP9
- POOH9
The list above contains all words you can make from POOH sorted by length. In total, it yields 9 valid words.