bebe[8], bibo[8], nieb[6], obie[6], boni[6], niob[6], eoni[4],
bib[7], bob[7], bee[5], ben[5], bin[5], ibn[5], boi[5], obi[5], bon[5], nie[3], eon[3], one[3], ino[3], oni[3],
be[4], bi[4], bo[4], ee[2], en[2], in[2], ni[2], eo[2], no[2], on[2],