a-a a-b aaa aab aad aah aam aan aar aas ab- aba abb abd abh abm abn abr abs ad- ada adb add adh adm adn adr ads aha ahb ahd ahh ahm ahn ahr ahs ama amb amd amh amm amn amr ams an- ana anb and anh anm ann anr ans ar- ara arb ard arh arm arn arr ars as- asa asb asd ash asm asn asr ass baa bab bad bah bam ban bar bas bba bbb bbd bbh bbm bbn bbr bbs bda bdb bdd bdh bdm bdr bds bha bhb bhd bhh bhm bhr bhs bma bmb bmd bmh bmm bmn bmr bms bna bnb bnd bnn bnr bns bra brb brd brh brm brn brr brs bsa bsb bsd bsh bsm bsn bsr bss daa dab dad dah dam dan dar das dba dbb dbd dbh dbm dbn dbr dbs dda ddb ddd ddh ddm ddn ddr dds dh- dha dhb dhd dhh dhm dhr dhs dma dmb dmd dmh dmm dmn dmr dms dna dnb dnd dnh dnm dnn dnr dns dra drb drd drm drn drr drs dsa dsb dsd dsh dsm dsn dsr dss haa hab had hah ham han har has hba hbb hbd hbh hbm hbn hbr hbs hda hdb hdd hdh hdm hdn hdr hds hha hhb hhd hhh hhm hhn hhr hhs hma hmb hmd hmh hmm hmr hms hna hnb hnd hnh hnn hns hr- hra hrb hrd hrh hrm hrn hrr hrs hsa hsb hsd hsh hsm hsn hsr hss m-r maa mab mad mah mam man mar mas mba mbb mbd mbh mbm mbr mbs mda mdb mdd mdh mdm mdn mdr mds mha mhd mhh mhm mhn mhr mhs mma mmb mmd mmh mmm mmn mmr mms mna mnb mnm mnn mnr mns mra mrb mrd mrh mrm mrn mrr mrs msa msb msd msh msm msn msr mss naa nab nad nah nam nan nar nas nba nbb nbd nbm nbn nbr nbs nda ndb ndd ndh ndm ndn ndr nds nha nhb nhd nhh nhm nhn nhr nhs nma nmb nmd nmh nmm nmn nmr nms nna nnb nnh nnm nnn nns nra nrb nrd nrm nrn nrr nrs nsa nsb nsd nsh nsm nsn nsr nss ra- raa rab rad rah ram ran rar ras rba rbb rbd rbh rbm rbn rbr rbs rda rdb rdd rdh rdm rdn rdr rds rh- rha rhb rhd rhh rhm rhn rhr rhs rma rmb rmd rmh rmm rmn rmr rms rna rnb rnd rnh rnm rnn rnr rns rra rrb rrd rrh rrm rrn rrr rrs rsa rsb rsd rsh rsm rsn rsr rss saa sab sad sah sam san sar sas sba sbb sbd sbh sbm sbn sbr sbs sda sdb sdd sdh sdm sdn sdr sds sh- sha shb shd shh shm shn shr shs sma smb smd smh smm smn smr sms sna snb snd snm snn snr sns sr- sra srb srd srh srm srn srr srs ss- ssa ssb ssd ssh ssm ssn ssr sss