6	gurner	5	urger
5	rerun	4	urge
4	rung	4	rune
4	ruer	4	gurn
4	grue	4	genu
3	urn	3	run
3	rug	3	rue
3	reg	3	gur
3	gun	3	gnu
3	gen	3	err
3	ern	3	erg
3	eng	2	un
2	re	2	nu
2	ne	2	er
2	en