a-a a-b aaa aab aah aak aao aar aas aav ab- aba abb abh abk abo abr abs abv aha ahb ahh ahk aho ahr ahs ahv aka akb akh akk ako akr aks akv aoa aob aoh aok aoo aor aos aov ar- ara arb arh ark aro arr ars arv as- asa asb ash ask aso asr ass asv av- ava avb avh avk avo avr avs baa bab bah bak bao bar bas bav bba bbb bbh bbk bbo bbr bbs bha bhb bhh bhk bho bhr bhs bhv bka bkb bkk bko bkr bks bkv boa bob boh bok boo bor bos bov bra brb brh brk bro brr brs brv bsa bsb bsh bsk bso bsr bss bsv bva bvb bvh bvk bvo bvr bvs bvv haa hab hah hak hao har has hav hba hbb hbh hbk hbo hbr hbs hbv hha hhb hhh hhk hho hhr hhs hhv hka hkb hkh hkk hko hkr hks hoa hob hoh hok hoo hor hos hov hr- hra hrb hrh hrk hro hrr hrs hrv hsa hsb hsh hsk hsr hss hsv hv- hva hvb hvk hvo hvr hvs hvv ka- kaa kab kah kak kao kar kas kav kba kbb kbh kbk kbo kbr kbs kha khh khk kho khr khs khv kkb kkh kkk kkr kks kkv koa kob koh kok koo kor kos kra krk kro krr krs krv ksa ksb ksh ksk kso ksr kss ksv kva kvb kvh kvk kvo kvr kvs kvv oaa oab oah oak oao oar oas oav ob- oba obb obh obk obo obr obs obv oha ohh oho ohr ohs oka okb okk oko okr oks oo- ooa oob ooh ook ooo oor oos oov or- ora orb orh ork oro orr ors orv os- osa osb osh osk oso osr oss osv ov- ova ovb ovh ovo ovs ovv ra- raa rab rah rak rao rar ras rav rba rbb rbh rbk rbo rbr rbs rh- rha rhb rhh rho rhr rhs rhv rkb rkk rko rks rkv roa rob roh rok roo ror ros rov rra rrb rrh rrk rrr rrs rsa rsb rsh rsk rso rsr rss rsv rva rvb rvh rvo rvr rvs rvv saa sab sah sak sao sar sas sav sba sbb sbh sbk sbo sbr sbs sbv sh- sha shb shh shk sho shr shs shv sk- ska skb skh skk sko skr sks soa sob soh sok soo sor sos sov sr- sra srb srh srk sro srr srs srv ss- ssa ssb ssh ssk sso ssr sss ssv sva svb svk svo svr svs svv v-a vaa vab vah vak vao var vas vav vba vbh vbk vbo vbr vbs vbv vh- vha vhb vho vhs vka vkb voa vob voh vok voo vor vos vov vra vrb vrh vrk vrr vrs vsa vsb vsh vsk vso vsr vss vsv vva vvb vvo vvr vvs vvv

a-ak a-ha a-ok aaaa aaab aaah aaar aaas aaav aaba aabb aabh aaha aahk aahs aaka aaoo aara aaro aars aasa aass aava abaa abab abak abar abas abb- abba abbb abbo abbr abbs abha abho abhr abhs aboa abob aboh abok aboo abor abos abov abra abro abrs abs- absa abss abva ahab ahah ahar ahas ahha ahhs ahoa ahok ahor ahra ahrr ahrs ahsa ahso ahss ahva akaa akah akao akar akas akha akhs akka akko akok akos akr- akra aksa aoah aoba aoks aora aorb aors aoss arab arah arak arar aras arba arbh arbs arh- arhs arka arkh arko arks aroa arob aroo aror aros arr- arra arrh arrk arro arrr arrs ars- arsa arsk arso arva arvo asaa asab asah asak asao asar asas asba asbo asha ashk ashs aska asko askr asks asob asok asor asos asra asro asrs assa assh assk asso assr asss asva asvs avab avao avar avas avhs avor avos avra avro avva avvo baaa baah baak baar baas baba babb babo babr babs baha baho bahr bahs bak- baka bakh bako bakr baks baoh baos bar- bara barb barh bark baro barr bars basa bash bask baso bass bava bbas bbbb bbbs bbhs bhao bhar bhhs bhor bhra bkhs boab boak boar boas boba bobb bobo bobs boha boho bohr bohs boka boko boks boob booh book boor boos bor- bora borh bork boro borr bors bosa bosh bosk boso boss bova bovo brab brah brak brao bras brav brhs brka brkb broa brob broh brok broo bror bros brrr brrs brsb brsr bsaa bsas bshs bsos bsra bvhs haab haak haar haas haba habo habs haha haho hahs haka hakk hako haks haor hara harh hark haro harr hars harv hasa hash hask hass hava hbar hbbs hbhs hbos hbrs hbss hhaa hhhh hhhs hoar hoas hoba hobo hobs hoha hoho hoka hoko hoks hook hoor hoos hora hork horo horr hors hosa hosh hoss hova hovk hovs hras hrhs hrob hros hrso hsas hshs hsob hvar hvhs k-os kaaa kaab kaak kaar kaas kaba kabb kabo kabr kaha kaho kahr kahs kaka kakh kakk kako kaks kaoa kaok kaor kaos kara karb kark karo karr kars karv kas- kasa kasb kash kask kaso kasr kass kava kavb kavh kavo kavs kavv kbaa kbab kbak kbar kbas kbba kbbb kbbk kbbo kbbr kbbs kbhb kbhh kbhr kbhs kbkb kbkk kbko kbkr kbkv kboa kbob kbok kboo kbos kbov kbra kbrb kbrh kbrk kbro kbrv kbsa kbsb kbsk kbso kbsr kbss kbsv kbva kbvb kbvo kbvr khab khak khao khar khas khav khbr khbs khhk khho khhs khka khkk khkr khks khkv khoa khob khok khor khra khrk khro khrr khrv khss khsv khvh kkaa kkar kkba kkbb kkbo kkbr kkbs kkha kkhb kkhh kkhk kkhr kkkk kkoa kkob kkoh kkoo kkor kkov kkrb kkrh kkrk kkro kkrr kkrs kkrv kksa kksr kkss kkvr kkvv koab koak koar koas koba kobb kobk kobo kobr kobs koha kohh koho kohr kohs koka kokb kokh kokk koko kokr koks koob kook kooo