a-a a-b aaa aab aah aao aar aas aau ab- aba abb abh abo abr abs abu aha ahb ahh aho ahr ahs ahu aoa aob aoh aoo aor aos aou ar- ara arb arh aro arr ars aru as- asa asb ash aso asr ass asu au- aua aub auh auo aur aus b-u baa bab bah bao bar bas bau bba bbb bbh bbo bbr bbs bbu bha bhb bhh bho bhr bhs bhu boa bob boh boo bor bos bou bra brb brh bro brr brs bru bsa bsb bsh bso bsr bss bsu bua bub buh buo bur bus buu haa hab hah hao har has hau hba hbb hbh hbo hbr hbs hbu hha hhb hhh hho hhr hhs hhu hoa hob hoh hoo hor hos hou hr- hra hrb hrh hro hrr hrs hru hsa hsb hsh hsr hss hsu hua hub huh huo hur hus huu oaa oab oah oao oar oas oau ob- oba obb obh obo obr obs obu oha ohh oho ohr ohs ohu oo- ooa oob ooh ooo oor oos or- ora orb orh oro orr ors oru os- osa osb osh oso osr oss osu ou- oua ouh ouo our ous ra- raa rab rah rao rar ras rau rba rbb rbh rbo rbr rbs rbu rh- rha rhb rhh rho rhr rhs rhu roa rob roh roo ror ros rou rra rrb rrh rrr rrs rru rsa rsb rsh rso rsr rss rsu rua rub ruh ruo rur rus ruu saa sab sah sao sar sas sau sba sbb sbh sbo sbr sbs sbu sh- sha shb shh sho shr shs shu soa sob soh soo sor sos sou sr- sra srb srh sro srr srs ss- ssa ssb ssh sso ssr sss ssu sua sub suh suo sur sus suu ua- uaa uab uah uao uar uas uau uba ubb ubh ubo ubr ubs ubu uha uhb uhh uho uhr uhs uhu uoa uob uoo uor uos ur- ura urb uro urr urs uru usa usb ush uso usr uss usu uua uur uus uuu

-hou -ous a-ha aaaa aaab aaah aaar aaas aaba aabb aabh aaha aahs aaoo aara aaro aars aaru aasa aass aasu aaus abaa abab abar abas abau abb- abba abbb abbo abbr abbs abha abho abhr abhs aboa abob aboh aboo abor abos abou abra abro abrs abs- absa abss absu abua abus ahab ahah ahar ahas ahau ahha ahhs ahoa ahor ahra ahrr ahrs ahsa ahso ahss ahua ahus aoah aoba aora aorb aors aoss aous arab arah arar aras arau arba arbh arbs arh- arhs aroa arob aroo aror aros arr- arra arrh arro arrr arrs arru ars- arsa arso arsu arua arub asaa asab asah asao asar asas asau asba asbo asbu asha ashs ashu asob asor asos asou asra asro asrs asru assa assh asso assr asss assu asub asur asus auaa aur- aura auro ausa aush ausu baaa baah baar baas baba babb babo babr babs babu baha baho bahr bahs bahu baoh baos bar- bara barb barh baro barr bars baru basa bash baso bass basu bau- baur bbas bbau bbbb bbbs bbhs bhao bhar bhhs bhor bhra bhur bhuu boab boar boas boba bobb bobo bobs bobu boha boho bohr bohs bohu boob booh boor boos bor- bora borh boro borr bors boru bosa bosh boso boss bosu boua bouh bour bous brab brah brao bras brau brhs broa brob broh broo bror bros brou brrr brrs brsb brsr bruh brus bsaa bsas bshs bsos bsra buar buba bubb bubo bubs bubu buha buho buhr buhs bur- bura burb burh buro burr burs buru busa bush buss busu buus haab haar haas haba habo habs habu haha haho hahs haor hara harh haro harr hars haru hasa hash hass hau- haus hbar hbbs hbhs hbos hbrs hbss hhaa hhhh hhhs hhus hoar hoas hoba hobo hobs hoha hoho hoor hoos hora horo horr hors hosa hosh hoss hour hras hrhs hrob hros hrso hsas hshs hsob hsua hsur huah huas huba hubb hubo hubs huhs huhu huor huos hura huro hurr hurs huru husa hush huso huss huub huus oaau oahs oahu oara oars oass obas obba obbo obhs obor obos obra obrh obro obsr obss obuh obus ohau ohba ohho ohhs ohob ohoh ohos ohra ohso ohss ohus ooaa ooba ooha ooho oohs oooh oooo ooos oora oosa oous orab orah orao orar oras orba orbb orbo orbs orbu orhs oro- oror oros orra orro orrs orsa orso orsu orub orus osar osas osba osha osho oshs oshu osoo osor osos osro ossa ossb osso ossu oubs our- oura ouro ours ousa ouu- raab raas raba rabb rabo rabs rabu raha rahr rahs rahu raob raoh raos rara rarb raro rars rasa rash raso rass rasu raua raub raus rbbb rbbr rbbs rbhs rboh rbss rhau rhhs rhoa rhob rhoh rhos rhus roab roar roas rob- roba robb robo robs robu roha rohr rohs rohu roob roor roos rora roro roru rosa rosh roso ross roua roub rouh rous rrah rras rrhs rrrr rsaa rshs rsos rssa rsua ruah ruas ruba rubb rubs rubu ruhh ruhr ruhs rura ruro rurs ruru rusa rush ruso russ rusu s-os saab saah saar saas saba sabb sabo sabr sabs sabu saha saho sahr sahs sahu saor saos saou sara sarh saro sarr sars saru sasa sash saso sass saua sauh saur saus sbaa sbar sbas sbbs sbhs sbor sbsa sbus shab shah shao shar shas shau shbs shha shhh shhs shoa shoo shor shos shou shrs shua shub shur shus shuu soar soas soba sobo sobr sobs sobu soha sohh soho sohs sohu soor soos sora sorb sorh soro sorr sors soru sosa sosh soso soss sour sous sras srhs sros srub ssaa ssab ssao ssas ssau ssbr sshs ssra ssrs sssa sssb sssh ssss suar suas sub- suba subb subh subo subs suha suhb suho suhr suoh suor suos sur- sura suro surr surs suru