5	poxes	5	expos
4	pose	4	peso
4	oxes	4	opex
4	opes	4	expo
4	epos	3	xes
3	sox	3	sop
3	sex	3	pox
3	pos	3	pes
3	ose	3	ops
3	ope	3	oes
2	so	2	po
2	pe	2	ox
2	os	2	op
2	oe	2	ex
2	es	2	eo