hebd[9], bada[7], bida[7], bied[7], idea[5],
bad[6], dba[6], bid[6], aha[5], bai[5], hai[5],
ba[4], be[4], ha[4], eh[4], he[4], bi[4], hi[4], ad[3], da[3], de[3], id[3], aa[2],