p7k1 q7k15 r7k154 s7k1 t7k15
eyl15 fyl154 gyl1 hyl15 iyl154
3om154 4om1 5om15 6om154 7om1
sfn1 tfn15 ufn154 vfn1 wfn15
h6n15 i6n154 j6n1 k6n15 l6n154