7	upbuild	7	buildup
5	build	4	puli
4	pudu	4	blip
3	ulu	3	pul
3	pud	3	pub
3	piu	3	lud
3	lip	3	lid
3	lib	3	dup
3	dui	3	dub
3	dip	3	dib
3	bud	3	bid
2	up	2	pi
2	li	2	id
2	bi