6	subtly	6	butyls
5	lusty	5	butyl
5	busty	4	tubs
4	stub	4	slub
4	lust	4	buys
4	buts	4	busy
4	bust	3	yus
3	uts	3	ult
3	tub	3	sub
3	sty	3	sly
3	bys	3	buy
3	but	3	bus
2	ut	2	us
2	by