7	zootomy	5	zooty
5	tomoz	4	zoot
4	zoom	4	toyo
4	toom	4	oozy
4	mozo	4	moto
4	moot	3	zoo
3	yom	3	toy
3	too	3	tom
3	oot	3	oom
3	mot	3	moo
2	yo	2	to
2	oy	2	oo
2	om	2	my
2	mo