Formar paraules
b b b bbbb bbbb bbbb bbbb bbbb bbbb bbbb b b b b aaaa aaaa aaaa B B B B B B B aaaa aaaa aaaa aaaa A A A a a a a a a a A A A A
b b b bbbb bbbb bbbb bbbb bbbb bbbb bbbb b b b b aaaa aaaa aaaa B B B B B B B aaaa aaaa aaaa aaaa A A A a a a a a a a A A A A