dug[8], dud[7], dup[7], pud[7], gur[7], rug[7], dur[6], rud[6], urd[6], psu[6], spu[6], dwu[6], rur[5], rus[5], sur[5], sus[5], suw[5], drr[4], prr[4], pss[4], wrr[3],
gu[6], ud[5], su[4], wu[4],