a-a a-b a-i aaa aab aad aai aak aar aas ab- aba abb abd abi abk abr abs ad- ada adb add adi adk adr ads ai- aia aib aid aii aik air ais aka akb akd aki akk akr aks ar- ara arb ard ari ark arr ars as- asa asb asd asi ask asr ass baa bab bad bai bak bar bas bba bbb bbd bbi bbk bbr bbs bda bdb bdd bdi bdk bdr bds bi- bia bib bid bii bik bir bis bka bkb bkk bkr bks bra brb brd bri brk brr brs bsa bsb bsd bsi bsk bsr bss daa dab dad dai dak dar das dba dbb dbd dbi dbk dbr dbs dda ddb ddd ddi ddk ddr dds di- dia dib did dii dik dir dis dka dkb dki dkk dkr dks dra drb drd dri drk drr drs dsa dsb dsd dsi dsk dsr dss i-d ia- iaa iab iad iai iar ias iba ibb ibd ibi ibk ibr ibs ida idb idd idi idk idr ids iia iib iid iii iir iis ika ikb iki ikk ikr iks ir- ira irb ird iri irk irr irs is- isa isb isd isi isk isr iss ka- kaa kab kad kai kak kar kas kba kbb kbd kbi kbk kbr kbs kda kdb kdk kdr kds kia kib kid kii kik kir kis kkb kki kkk kkr kks kra krd kri krk krr krs ksa ksb ksd ksi ksk ksr kss ra- raa rab rad rai rak rar ras rba rbb rbd rbi rbk rbr rbs rda rdb rdd rdi rdr rds ria rib rid rii rik rir ris rkb rkk rks rra rrb rrd rri rrk rrr rrs rsa rsb rsd rsi rsk rsr rss saa sab sad sai sak sar sas sba sbb sbd sbi sbk sbr sbs sda sdb sdd sdi sdk sdr sds sia sib sid sii sik sir sis sk- ska skb skd ski skk skr sks sr- sra srb srd sri srk srr srs ss- ssa ssb ssd ssi ssk ssr sss

a-ak a-ii aaaa aaab aaad aaai aaar aaas aaba aabb aabd aabi aada aadi aads aaib aaii aais aaka aara aard aari aars aasa aasd aasi aass abaa abab abad abai abak abar abas abb- abba abbb abbi abbr abbs abda abdi abia abib abid abir abis abra abri abrs abs- absa absd absi abss adaa adab adad adai adak adar adas adba adbi adda addd addi addr adds adia adib adik adir adis adki adra adrs adsa adsi adsr adss aiai aias aiba aida aidb aidi aidr aids aiia aiib aiid aiir aika aiki aiks aira aird airi airs aisa aisb aisd aisi aisk aisr akaa akai akar akas akia akid akik akir akis akka akki akr- akra aksa aksi arab arad arai arak arar aras arba arbi arbs arda ardi ards aria arib arid arii arik aris arka arki arks arr- arra arri arrk arrr arrs ars- arsa arsd arsi arsk asaa asab asad asai asak asar asas asba asda asds asia asii asik asir asis aska aski askr asks asra asrs assa assd assi assk assr asss ba-i baaa baad baak baar baas baba babb babi babr babs bada badb badd badi badr bads baia baib baid baik bair bais bak- baka baki bakr baks bar- bara barb bard bari bark barr bars basa basi bask bass bbad bbas bbbb bbbs bbdd bd-r bdii bdsd biad biak biar bias biba bibb bibi bibs bida bidi bidr bids biis bira birb bird biri birk birr birs bis- bisa bisd bisk biss brab brad brai brak bras brda brds bria brid brik bris brka brkb brrr brrs brsb brsr bsaa bsas bsbd bsra bsrd bssd daab daad daar daas daba dabb dabs dada dadi dads daia daid daik dair dais daka daki daks dara darb dard dari dark darr dars dasa dasb dasd dasi dask dass dbar dbas dbrs dbsa dbss dddd ddss dia- diab diad diak diar dias diba dibb dibs dida didi dids diii diis dika diki dira dird dirk dirr dirs dis- disa disd disi disk diss dkba dkid draa drab drad drak drar dras drba drda drib drra drrs drsa dsba dsda dsdr dsri dsrr dssa dssi iaaa iaai iaas iaba iadb iaia iais iara iars iasa iasi iask iasr ibad ibar ibas ibia ibid ibis ibra ibrd ibri ibsa ibss idad idar idas idda idia idid idir idis idra idsa idss iias iida iiii iiis iira iirs iisd iisi iisr ikar ikid ikki ikra ikri irad irai irak irar iras irda irds iri- iria irid iris irka irki irks irra irri irrs irsa is-a isad isai isak isar isas isba isbd isda isdb isds isia isis iska isra isri issa issi issr isss k-id kaaa kaab kaai kaak kaar kaas kaba kabb kabd kabi kabr kad- kada kadd kadi kadr kads kaia kaib kaid kaii kaik kair kais kaka kaki kakk kaks kara karb kard kari kark karr kars kas- kasa kasb kasi kask kasr kass kbaa kbab kbad kbai kbak kbar kbas kbba kbbb kbbd kbbi kbbk kbbr kbbs kbdb kbdi kbdr kbds kbia kbib kbid kbik kbis kbkb kbkk kbkr kbra kbrb kbrd kbri kbrk kbsa kbsb kbsi kbsk kbsr kbss kdaa kdab kdad kdai kdak kdar kdbb kdbi kdbr kdbs kddb kddd kddi kddk kddr kdia kdis kdka kdkb kdkd kdkk kdkr kdrb kdri kdrs kdsd kdsk kdsr kdss kiab kiad kiai kiar kias kiba kibb kibi kibr kibs kida kidb kidd kidi kidk kidr kids kiia kiid kiii kiik kiis kika kikd kiki kikk kikr kira kirb kiri kirk kirr kirs kisa kisd kisi kisk kisr kiss kkaa kkai kkar kkba kkbb kkbd kkbi kkbr kkbs kkda kkdd kkia kkid kkik kkkk kkrb kkrk kkrr kkrs kksa kksd kksi kksr kkss krab krad krai krak krar kras krba krbb krbd krbi krbk krbr krda krdd krdr krds kria krib krid krik kris krka krkd krki krkk krkr krks krrb krri krrk krrr krrs krsa