6	buying	5	buyin
5	bingy	4	inby
4	bung	4	bing
3	yin	3	uni
3	nub	3	nib
3	guy	3	gun
3	gub	3	gnu
3	gin	3	gib
3	buy	3	bun
3	bug	3	bin
3	big	2	yi
2	un	2	nu
2	in	2	gi
2	by	2	bi