biby[9], boby[9], bibo[8], bobo[8], byli[8], loby[8], bilo[7], boli[7], obli[7], bolo[7], lobo[7], obol[7], oboi[6],
bib[7], bob[7], bil[6], bol[6], lob[6], boy[6], oby[6], boi[5], obi[5],
by[5], bi[4], bo[4], li[3],
