a-a a-b a-c aaa aab aac aad aak aam aar aas aay ab- aba abb abc abd abk abm abr abs aby ac- aca acb acc acd ack acm acr acs acy ad- ada adb adc add adk adm adr ads ady aka akb akc akd akk akm akr aks ama amb amc amd amk amm amr ams amy ar- ara arb arc ard ark arm arr ars ary as- asa asb asc asd ask asm asr ass asy ay- aya ayc ayd ayk ayr ays baa bab bac bad bak bam bar bas bay bba bbb bbc bbd bbk bbm bbr bbs bby bca bcb bcc bcd bck bcm bcr bcs bcy bda bdb bdc bdd bdk bdm bdr bds bdy bka bkb bkc bkk bkm bkr bks bma bmb bmc bmd bmk bmm bmr bms bra brb brd brk brm brr brs bry bsa bsb bsc bsd bsk bsm bsr bss bsy by- bya byc byd byk bym byr bys c-- caa cab cac cad cak cam car cas cay cba cbb cbc cbd cbk cbm cbr cbs cby cca ccb ccc ccd cck ccm ccr ccs cda cdb cdc cdd cdk cdm cdr cds cdy cka ckb ckc ckd ckm cks cky cma cmb cmc cmd cmk cmm cmr cms cmy cra crb crc crd crk crm crr crs cry csa csb csc csd csk csm csr css csy cya cyb cyc cyd cyk cym cyr cys daa dab dac dad dak dam dar das day dba dbb dbc dbd dbk dbm dbr dbs dby dca dcb dcc dcd dck dcm dcr dcs dda ddb ddc ddd ddk ddm ddr dds ddy dka dkb dkc dkk dkm dkr dks dma dmb dmc dmd dmk dmm dmr dms dra drb drc drd drk drm drr drs dry dsa dsb dsc dsd dsk dsm dsr dss dsy dy- dya dyb dyc dyd dyk dym dyr dys dyy ka- kaa kab kac kad kak kam kar kas kay kba kbb kbc kbd kbk kbm kbr kbs kca kcb kcc kcd kck kcm kcr kcs kda kdb kdc kdk kdm kdr kds kdy kkb kkc kkk kkm kkr kks kky kma kmb kmc kmd kmk kmm kms kra krc krd krk krr krs kry ksa ksb ksc ksd ksk ksm ksr kss kya kyc kyd kym kyr kys m-r maa mab mac mad mak mam mar mas may mba mbb mbc mbd mbk mbm mbr mbs mc- mca mcb mcc mcd mck mcm mcr mcs mda mdb mdc mdd mdk mdm mdr mds mdy mka mkb mkc mkd mkk mkm mkr mks mky mma mmb mmc mmd mmk mmm mmr mms mra mrb mrc mrd mrk mrm mrr mrs mry msa msb msc msd msk msm msr mss msy my- mya myb myc myd myk mym myr mys ra- raa rab rac rad rak ram rar ras ray rba rbb rbc rbd rbk rbm rbr rbs rca rcb rcc rcd rcm rcr rcs rda rdb rdc rdd rdm rdr rds rdy rkb rkc rkk rkm rks rky rma rmb rmc rmd rmm rmr rms rra rrb rrc rrd rrk rrm rrr rrs rsa rsb rsc rsd rsk rsm rsr rss ry- rya ryc ryd ryk rym ryr rys ryy saa sab sac sad sak sam sar sas say sba sbb sbc sbd sbk sbm sbr sbs sby sca scb scc scd sck scm scr scs sda sdb sdc sdd sdk sdm sdr sds sdy sk- ska skb skc skd skk skm skr sks sky sma smb smc smd smk smm smr sms smy sr- sra srb src srd srk srm srr srs sry ss- ssa ssb ssc ssd ssk ssm ssr sss sy- sya syb syc syd syk sym syr sys yaa yab yac yad yak yam yar yas yay ybc ybm ybr ybs yby yca ycc ycd ycs ycy yda yds ydy yka ykk ykm yma ymc ymm yms yra yrc yrs ysa ysb ysc ysk ysm ysr yss ysy yyb yyc yys yyy