The only thing you’ll need to do is type the seven letters you’ve got at your disposal in that moment, and click solve. You’ll get all word combinations possible right away.
Although Scrabble Helper is only available in English, it is the perfect help for the Scrabble version on Facebook: it's extremely hard to lose a game thanks to this program.
Obviously, using Scrabble helper is cheating. But, who knows? Your opponent might be using it as well!
Trial version-you'll only get to see the first 3 results.