nr2sf
or2sfk
pr2s
qr2sf
rr2sfk
ci3sfk
di3s
ei3sf
fi3sfk
gi3s
183s
283sf
383sfk
483s
583sf
qz4sf
rz4sfk
sz4s
tz4sf
uz4sfk
fq5sfk
gq5s
hq5sf
iq5sfk
jq5s