bomb[9], abba[8], baba[8], abbo[8], babo[8], boba[8], obab[8], bobo[8], hobo[8], amba[7], ambo[7], haom[7], ohma[7], boom[7], obom[7], homo[7],
bab[7], bob[7], amb[6], bam[6], bom[6], mob[6], mho[6], ohm[6], aha[5], abo[5], boa[5], oba[5], hao[5], oho[5], maa[4], moa[4], oma[4], omo[4],
hm[5], ba[4], ha[4], bo[4], ho[4], oh[4], ma[3], om[3], aa[2],