a-a a-b aaa aab aad aah aam aan aar ab- aba abb abd abh abm abn abr ad- ada adb add adh adm adn adr aha ahb ahd ahh ahm ahn ahr ama amb amd amh amm amn amr an- ana anb and anh anm ann anr ar- ara arb ard arh arm arn arr baa bab bad bah bam ban bar bba bbb bbd bbh bbm bbn bbr bda bdb bdd bdh bdm bdr bha bhb bhd bhh bhm bhr bma bmb bmd bmh bmm bmn bmr bna bnb bnd bnn bnr bra brb brd brh brm brn brr daa dab dad dah dam dan dar dba dbb dbd dbh dbm dbn dbr dda ddb ddd ddh ddm ddn ddr dh- dha dhb dhd dhh dhm dhr dma dmb dmd dmh dmm dmn dmr dna dnb dnd dnh dnm dnn dnr dra drb drd drm drn drr haa hab had hah ham han har hba hbb hbd hbh hbm hbn hbr hda hdb hdd hdh hdm hdn hdr hha hhb hhd hhh hhm hhn hhr hma hmb hmd hmh hmm hmr hna hnb hnd hnh hnn hr- hra hrb hrd hrh hrm hrn hrr m-r maa mab mad mah mam man mar mba mbb mbd mbh mbm mbr mda mdb mdd mdh mdm mdn mdr mha mhd mhh mhm mhn mhr mma mmb mmd mmh mmm mmn mmr mna mnb mnm mnn mnr mra mrb mrd mrh mrm mrn mrr naa nab nad nah nam nan nar nba nbb nbd nbm nbn nbr nda ndb ndd ndh ndm ndn ndr nha nhb nhd nhh nhm nhn nhr nma nmb nmd nmh nmm nmn nmr nna nnb nnh nnm nnn nra nrb nrd nrm nrn nrr ra- raa rab rad rah ram ran rar rba rbb rbd rbh rbm rbn rbr rda rdb rdd rdh rdm rdn rdr rh- rha rhb rhd rhh rhm rhn rhr rma rmb rmd rmh rmm rmn rmr rna rnb rnd rnh rnm rnn rnr rra rrb rrd rrh rrm rrn rrr