babka[10], kabab[10], babek[10], kebab[10],
abba[8], baba[8], bada[7], abak[7], baka[7], beka[7], kabe[7], deka[6],
bab[7], bad[6], dba[6], bak[6], bek[6], dek[5],
ba[4], be[4], ad[3], da[3], de[3], ka[3], aa[2],
