dyby[9], bidy[8], dygi[8], gidy[8], bisy[7], disy[6],
big[7], gib[7], dyb[7], dyg[7], gdy[7], bid[6], gid[6], bis[5], gis[5], idy[5], dis[4],
by[5], bi[4], id[3], si[2],
