a-a a-b aaa aab aad aag aah aan aay ab- aba abb abd abg abh abn aby ad- ada adb add adg adh adn ady ag- aga agb agd agg agh agn agy aha ahb ahd ahg ahh ahn ahy an- ana anb and ang anh ann any ay- aya ayd ayh ayn baa bab bad bag bah ban bay bba bbb bbd bbg bbh bbn bby bda bdb bdd bdg bdh bdy bga bgb bgd bgg bgh bgn bha bhb bhd bhg bhh bna bnb bnd bng bnn by- bya byd byg byh byn daa dab dad dag dah dan day dba dbb dbd dbg dbh dbn dby dda ddb ddd ddg ddh ddn ddy dga dgd dgg dgh dgn dh- dha dhb dhd dhh dna dnb dnd dng dnh dnn dny dy- dya dyb dyd dyn dyy g-d gaa gab gad gag gah gan gay gba gbd gbg gbh gbn gby gda gdb gdd gdh gdn gga ggb ggd ggg ggh ggn gha ghb ghd ghg ghh ghn gna gnb gnd gnn gy- gya gyb gyd gyn haa hab had hag hah han hay hba hbb hbd hbg hbh hbn hby hda hdb hdd hdg hdh hdn hdy hga hgb hgg hgh hgn hgy hha hhb hhd hhg hhh hhn hhy hna hnb hnd hng hnh hnn hny hy- hya hyb hyd hyg hyh hyn hyy naa nab nad nag nah nan nay nba nbb nbd nbg nbn nda ndb ndd ndg ndh ndn ndy nga ngb ngd ngg ngh ngn nha nhb nhd nhg nhh nhn nhy nna nnb nng nnh nnn nya nyd nyg nyn nyy yaa yab yad yag yah yan yay ybg yby yda ydg ydn ydy yga yha yna ynd yng ynn yny yyb yyg yyy