6	slippy	5	sippy
5	lippy	4	yips
4	syli	4	slip
4	pipy	4	pips
4	pily	4	lisp
4	lips	3	yip
3	spy	3	sly
3	sip	3	psi
3	ply	3	pis
3	pip	3	lis
3	lip	2	yi
2	si	2	pi
2	li	2	is