5	about	4	tuba
4	tabu	4	outa
4	bout	4	bota
4	boat	4	bato
4	auto	4	abut
3	uta	3	tub
3	tau	3	tao
3	tab	3	out
3	oba	3	oat
3	but	3	bot
3	boa	3	bat
2	ut	2	to
2	ta	2	ou
2	bo	2	ba
2	at	2	ab