6	frisks	5	risks
5	frisk	4	sris
4	skis	4	sirs
4	risk	4	rifs
4	kris	4	kiss
4	kirs	4	kifs
4	irks	4	firs
3	sri	3	ski
3	sis	3	sir
3	rif	3	kir
3	kif	3	irk
3	ifs	3	fir
2	si	2	ki
2	is	2	if
2	fi