pop[10], pup[9], dop[7], opi[7], pro[7], dip[6], pud[6], pur[6], ido[4], iod[4], rod[4], roi[4], duo[4], dir[3], dur[3],
po[6], pi[5], do[3], od[3], du[2], ud[2], ui[2], ur[2],
