babka[10], kabab[10], babko[10], bobak[10], bobka[10], kabob[10], abako[8],
abba[8], baba[8], abbo[8], babo[8], boba[8], obab[8], abak[7], baka[7], bako[7],
bab[7], bob[7], bak[6], bok[6], abo[5], boa[5], oba[5], oka[4],
ba[4], bo[4], ka[3], ko[3], ok[3], aa[2],
