a-a a-b aaa aab aad aah aao aar aas aau ab- aba abb abd abh abo abr abs abu ad- ada adb add adh ado adr ads adu aha ahb ahd ahh aho ahr ahs ahu aoa aob aod aoh aoo aor aos aou ar- ara arb ard arh aro arr ars aru as- asa asb asd ash aso asr ass asu au- aua aub aud auh auo aur aus b-u baa bab bad bah bao bar bas bau bba bbb bbd bbh bbo bbr bbs bbu bda bdb bdd bdh bdo bdr bds bdu bha bhb bhd bhh bho bhr bhs bhu boa bob bod boh boo bor bos bou bra brb brd brh bro brr brs bru bsa bsb bsd bsh bso bsr bss bsu bua bub bud buh buo bur bus buu daa dab dad dah dao dar das dau dba dbb dbd dbh dbo dbr dbs dbu dda ddb ddd ddh ddo ddr dds ddu dh- dha dhb dhd dhh dho dhr dhs dhu doa dob dod doh doo dor dos dou dra drb drd dro drr drs dru dsa dsb dsd dsh dso dsr dss dsu dua dub dud duh duo dur dus haa hab had hah hao har has hau hba hbb hbd hbh hbo hbr hbs hbu hda hdb hdd hdh hdo hdr hds hdu hha hhb hhd hhh hho hhr hhs hhu hoa hob hod hoh hoo hor hos hou hr- hra hrb hrd hrh hro hrr hrs hru hsa hsb hsd hsh hsr hss hsu hua hub hud huh huo hur hus huu oaa oab oad oah oao oar oas oau ob- oba obb obd obh obo obr obs obu oda odb odd odh odo odr ods odu oha ohd ohh oho ohr ohs ohu oo- ooa oob ood ooh ooo oor oos or- ora orb ord orh oro orr ors oru os- osa osb osd osh oso osr oss osu ou- oua oud ouh ouo our ous ra- raa rab rad rah rao rar ras rau rba rbb rbd rbh rbo rbr rbs rbu rda rdb rdd rdh rdo rdr rds rdu rh- rha rhb rhd rhh rho rhr rhs rhu roa rob rod roh roo ror ros rou rra rrb rrd rrh rrr rrs rru rsa rsb rsd rsh rso rsr rss rsu rua rub rud ruh ruo rur rus ruu saa sab sad sah sao sar sas sau sba sbb sbd sbh sbo sbr sbs sbu sda sdb sdd sdh sdo sdr sds sdu sh- sha shb shd shh sho shr shs shu soa sob sod soh soo sor sos sou sr- sra srb srd srh sro srr srs ss- ssa ssb ssd ssh sso ssr sss ssu sua sub sud suh suo sur sus suu ua- uaa uab uad uah uao uar uas uau uba ubb ubh ubo ubr ubs ubu uda udb udd udo udr uds udu uha uhb uhd uhh uho uhr uhs uhu uoa uob uod uoo uor uos ur- ura urb urd uro urr urs uru usa usb usd ush uso usr uss usu uua uur uus uuu

-hou -ous a-do a-ha aaaa aaab aaad aaah aaar aaas aaba aabb aabd aabh aada aads aadu aaha aahs aaoo aara aard aaro aars aaru aasa aasd aass aasu aaus abaa abab abad abar abas abau abb- abba abbb abbo abbr abbs abda abdo abdu abha abho abhr abhs aboa abob abod aboh aboo abor abos abou abra abro abrs abs- absa absd abss absu abua abud abus adaa adab adad adah adao adar adas adba adda addd addo addr adds addu adha adhd adho adhs adhu adob adod adoo ador ados adra adro adrs adsa adso adsr adss adua adub adur ahab ahad ahah ahar ahas ahau ahha ahhs ahoa ahod ahor ahra ahrr ahrs ahsa ahso ahss ahua ahus aoah aoba aodh aora aorb aors aosd aoss aous arab arad arah arar aras arau arba arbh arbs arda ardo ards ardu arh- arhs aroa arob arod aroo aror aros arr- arra arrh arro arrr arrs arru ars- arsa arsd arso arsu arua arub arud asaa asab asad asah asao asar asas asau asba asbo asbu asda asdo asds asha ashs ashu asob asod asor asos asou asra asro asrs asru assa assd assh asso assr asss assu asub asud asur asus auaa audh audo aur- aura aurd auro ausa ausd aush ausu baaa baad baah baar baas baba babb babo babr babs babu bada badb badd badh bado badr bads badu baha baho bahr bahs bahu baoh baos bar- bara barb bard barh baro barr bars baru basa bash baso bass basu bau- baud baur bbad bbas bbau bbbb bbbs bbdd bbdo bbhs bd-r bddh bdhs bdos bdsd bhao bhar bhhs bhor bhra bhur bhuu boab boad boar boas boba bobb bobo bobs bobu boda bodb bodh bodo bods bodu boha bohd boho bohr bohs bohu boob bood booh boor boos bor- bora bord borh boro borr bors boru bosa bosh boso boss bosu boua boud bouh bour bous brab brad brah brao bras brau brda brdo brds brhs broa brob brod broh broo bror bros brou brrr brrs brsb brsr brud bruh brus bsaa bsas bsbd bshs bsod bsos bsra bsrd bssd buad buar buba bubb bubo bubs bubu buda budb budd budo buds budu buha buho buhr buhs bur- bura burb burd burh buro burr burs buru busa bush buss busu buus d-bo daab daad daar daas daau daba dabb dabo dabs dabu dada dado dads dadu daha dahs dahu daos daou dara darb dard daro darr dars daru dasa dasb dasd dash dass daub daud daur daus dbar dbas dbhs dbos dbrs dbsa dbss dbus dddd ddss ddub dhaa dhad dhao dhar dhau dhod dhor dhsa dhur doab doar doas doba dobb dobs dobu dod- doda dodd dodo dods doha dohr dohs doob dood door doos dora dord doro dorr dors doru dosa dosh doso doss doub doud dour dous draa drab drad drar dras drau drba drda drhs drob