widu[7], wiru[6], drwi[5],
fiu[9], fru[9], fur[9], ruf[9], idu[6], dur[6], rud[6], urd[6], dwu[6], rui[5], diw[4], wid[4], wii[3], wir[3],
fu[8], uf[8], fi[6], ud[5], wu[4], id[3], ii[2], iw[2],
