5	broke	5	borek
4	robe	4	kore
4	kerb	4	bork
4	bore	4	boke
4	boer	4	berk
3	roe	3	rob
3	reo	3	reb
3	ore	3	orb
3	oke	3	oer
3	obe	3	kor
3	kob	3	erk
3	bro	2	re
2	or	2	ok
2	oe	2	er
2	eo	2	bo
2	be