boya[7], basy[7], bosy[7], basa[6], saab[6], bosa[6], boso[6],
aby[6], boy[6], oby[6], abo[5], boa[5], oba[5], bas[5], asy[4], osy[4], asa[3], osa[3], oso[3],
by[5], ba[4], bo[4], aa[2], as[2], os[2],
