babi[8], biba[8], abbo[8], babo[8], boba[8], obab[8], bibo[8], bobo[8], baco[7], coba[7], obca[7], obco[7], oboi[6], ciao[5],
bab[7], bib[7], bob[7], cab[6], cob[6], bai[5], abo[5], boa[5], oba[5], boi[5], obi[5],
ba[4], bi[4], bo[4], ci[3], co[3],
