bega[8], abat[7], bata[7], beat[7], beta[7], agat[7], taga[7], geta[7],
beg[7], bat[6], tab[6], bet[6], tag[6], aga[5], ata[4], ate[4], eta[4], aaa[3],
ba[4], be[4], ag[4], at[3], ta[3], et[3], te[3], aa[2],
