a-a a-b aaa aab aad aak aam aar aas ab- aba abb abd abk abm abr abs ad- ada adb add adk adm adr ads aka akb akd akk akm akr aks ama amb amd amk amm amr ams ar- ara arb ard ark arm arr ars as- asa asb asd ask asm asr ass baa bab bad bak bam bar bas bba bbb bbd bbk bbm bbr bbs bda bdb bdd bdk bdm bdr bds bka bkb bkk bkm bkr bks bma bmb bmd bmk bmm bmr bms bra brb brd brk brm brr brs bsa bsb bsd bsk bsm bsr bss daa dab dad dak dam dar das dba dbb dbd dbk dbm dbr dbs dda ddb ddd ddk ddm ddr dds dka dkb dkk dkm dkr dks dma dmb dmd dmk dmm dmr dms dra drb drd drk drm drr drs dsa dsb dsd dsk dsm dsr dss ka- kaa kab kad kak kam kar kas kba kbb kbd kbk kbm kbr kbs kda kdb kdk kdm kdr kds kkb kkk kkm kkr kks kma kmb kmd kmk kmm kms kra krd krk krr krs ksa ksb ksd ksk ksm ksr kss m-r maa mab mad mak mam mar mas mba mbb mbd mbk mbm mbr mbs mda mdb mdd mdk mdm mdr mds mka mkb mkd mkk mkm mkr mks mma mmb mmd mmk mmm mmr mms mra mrb mrd mrk mrm mrr mrs msa msb msd msk msm msr mss ra- raa rab rad rak ram rar ras rba rbb rbd rbk rbm rbr rbs rda rdb rdd rdm rdr rds rkb rkk rkm rks rma rmb rmd rmm rmr rms rra rrb rrd rrk rrm rrr rrs rsa rsb rsd rsk rsm rsr rss saa sab sad sak sam sar sas sba sbb sbd sbk sbm sbr sbs sda sdb sdd sdk sdm sdr sds sk- ska skb skd skk skm skr sks sma smb smd smk smm smr sms sr- sra srb srd srk srm srr srs ss- ssa ssb ssd ssk ssm ssr sss

a-ak aaaa aaab aaad aaam aaar aaas aaba aabb aabd aabm aada aads aaka aama aamb aamd aamr aams aara aard aarm aars aasa aasd aasm aass abaa abab abad abak abam abar abas abb- abba abbb abbr abbs abda abma abmb abms abra abrs abs- absa absd abss adaa adab adad adak adam adar adas adba adda addd addr adds adma admb admr adms adra adrs adsa adsm adsr adss akaa akam akar akas akka akr- akra aksa amaa amad amam amar amas amb- amba ambr ambs amda amds amka amm- amma amra amsa amsd amss arab arad arak aram arar aras arba arbs arda ardm ards arka arks arma armd armm arms arr- arra arrk arrr arrs ars- arsa arsd arsk asaa asab asad asak asam asar asas asba asbm asda asds aska askr asks asma asmd asmm asmr asms asra asrm asrs assa assd assk assr asss baaa baad baak baam baar baas baba babb babm babr babs bada badb badd badr bads bak- baka bakr baks bama bamb bamm bams bar- bara barb bard bark barm barr bars basa bask bass bbad bbas bbbb bbbs bbdd bd-r bdrm bdsd bdsm bmaa bmdb brab brad brak bram bras brda brdm brds brka brkb brrm brrr brrs brsb brsr bsaa bsam bsas bsbd bsms bsra bsrd bsrm bssd bssm daab daad daam daar daas daba dabb dabs dada dads daka daks dama damb damm dams dara darb dard dark darr dars dasa dasb dasd dask dass dbar dbas dbms dbrs dbsa dbss dddd ddss dkba dkms dmaa dmab dmas dmba dmds dmrb dmsa dmss draa drab drad drak dram drar dras drba drda drmk drms drra drrs drsa dsba dsda dsdm dsdr dsmb dsms dsrr dssa kaaa kaab kaak kaam kaar kaas kaba kabb kabd kabr kad- kada kadd kadm kadr kads kaka kakk kakm kaks kam- kama kamb kamm kamr kams kara karb kard kark karm karr kars kas- kasa kasb kask kasm kasr kass kbaa kbab kbad kbak kbam kbar kbas kbba kbbb kbbd kbbk kbbm kbbr kbbs kbdb kbdr kbds kbkb kbkk kbkr kbmb kbmr kbms kbra kbrb kbrd kbrk kbsa kbsb kbsk kbsm kbsr kbss kdaa kdab kdad kdak kdam kdar kdbb kdbm kdbr kdbs kddb kddd kddk kddr kdka kdkb kdkd kdkk kdkr kdma kdmd kdmr kdms kdrb kdrm kdrs kdsd kdsk kdsm kdsr kdss kkaa kkam kkar kkba kkbb kkbd kkbr kkbs kkda kkdd kkdm kkkk kkma kkmk kkmr kkms kkrb kkrk kkrr kkrs kksa kksd kksm kksr kkss kmad kmak kmam kmas kmbd kmbr kmbs kmdb kmdr kmds kmkk kmks kmmk kmmm kmmr kmms kmrb kmrr kmrs kmsa kmsb kmsd kmsr kmss krab krad krak kram krar kras krba krbb krbd krbk krbm krbr krda krdd krdm krdr krds krka krkd krkk krkr krks krma krmb krmd krmr krms krrb krrk krrm krrr krrs krsa krsd krsk krsr krss ksab ksak ksam ksar ksas ksba ksbr ksbs ksdk ksdm ksdr ksds kska kskb kskd kskk kskr ksks ksma ksmb ksmd ksmm ksmr ksms ksra ksrb ksrm ksrr ksrs kssa kssm kssr ksss maaa maad maak maam maar maas maba mabs mada madb madd mads maka maks mama mams mar- mara mard mark marm marr mars masa mask masr mass mbam mbas mbba mbbs mbda mbdb mbms mbrs mdas mddm mdds mdma mdmk mdra mdsd mkad mkak mkks mksm mmaa mmab mmar mmas mmda mmdb mmds mmmd mmmm mmms mmsd mrad mras mrbb mrbm mrbs mrda mrdd mrds mrkr mrmd mrsa mrsd msaa msad msar msas msba msma msmb msmm msms msra msrb mssa mssm mssr raab raad raak raam raas raba rabb rabk rabs rada radd radm radr rads raka rakk rama ramb ramm rams rara rarb rark rars rasa rasd rask rasm rass rbbb rbbr rbbs rbds rbmk rbms rbsd rbss rdas rdbm rdma rdms rkss rmas rmbs rrad rras rrkm rrrr rsaa rsdd rsds rsma rssa saab saad saak saam saar saas saba sabb sabr sabs sada