bida[7], bied[7], pipa[6], idea[5],
bad[6], dba[6], bid[6], bai[5], pad[5], dip[5], pap[5], pip[5], pai[4], pia[4], pie[4],
ba[4], be[4], bi[4], ad[3], da[3], de[3], id[3], pa[3], pe[3], pi[3],
