vnfs wnfs4 xnfs4m ynfs znfs4
kegs4 legs4m megs negs4 oegs4m
94gs4m a5gs b5gs4 c5gs4m d5gs
yvhs zvhs4 0vhs4m 1vhs 2vhs4
nmis4 omis4m pmis qmis4 rmis4m