5	ratch	5	chart
4	thar	4	tahr
4	tach	4	rath
4	hart	4	chat
4	char	4	cart
4	arch	3	tra
3	tch	3	tar
3	rat	3	rah
3	hat	3	hac
3	cha	3	cat
3	car	3	art
3	arc	3	act
3	ach	2	ta
2	ha	2	at
2	ar	2	ah