a-a a-b aaa aab aad aag aao aar aas aau ab- aba abb abd abg abo abr abs abu ad- ada adb add adg ado adr ads adu ag- aga agb agd agg ago agr ags agu aoa aob aod aog aoo aor aos aou ar- ara arb ard arg aro arr ars aru as- asa asb asd asg aso asr ass asu au- aua aub aud aug auo aur aus b-u baa bab bad bag bao bar bas bau bba bbb bbd bbg bbo bbr bbs bbu bda bdb bdd bdg bdo bdr bds bdu bga bgb bgd bgg bgo bgr bgs bgu boa bob bod bog boo bor bos bou bra brb brd brg bro brr brs bru bsa bsb bsd bsg bso bsr bss bsu bua bub bud bug buo bur bus buu daa dab dad dag dao dar das dau dba dbb dbd dbg dbo dbr dbs dbu dda ddb ddd ddg ddo ddr dds ddu dga dgd dgg dgr dgs dgu doa dob dod dog doo dor dos dou dra drb drd drg dro drr drs dru dsa dsb dsd dsg dso dsr dss dsu dua dub dud dug duo dur dus g-d gaa gab gad gag gao gar gas gau gba gbd gbg gbo gbr gbs gbu gda gdb gdd gdo gdr gds gdu gga ggb ggd ggg ggo ggr ggs ggu goa gob god gog goo gor gos gou gra grb grd grg gro grr grs gru gsa gsb gsd gsg gso gsr gss gsu gu- gua gub gud gug guo gur gus guu oaa oab oad oag oao oar oas oau ob- oba obb obd obg obo obr obs obu oda odb odd odg odo odr ods odu oga ogd ogg ogo ogs oo- ooa oob ood oog ooo oor oos or- ora orb ord org oro orr ors oru os- osa osb osd osg oso osr oss osu ou- oua oud ouo our ous ra- raa rab rad rag rao rar ras rau rba rbb rbd rbg rbo rbr rbs rbu rda rdb rdd rdg rdo rdr rds rdu rga rgb rgd rgg rgo rgr rgs roa rob rod rog roo ror ros rou rra rrb rrd rrg rrr rrs rru rsa rsb rsd rsg rso rsr rss rsu rua rub rud rug ruo rur rus ruu saa sab sad sag sao sar sas sau sba sbb sbd sbg sbo sbr sbs sbu sda sdb sdd sdg sdo sdr sds sdu sga sgb sgd sgg sgo sgr sgs sgu soa sob sod sog soo sor sos sou sr- sra srb srd srg sro srr srs ss- ssa ssb ssd ssg sso ssr sss ssu sua sub sud sug suo sur sus suu ua- uaa uab uad uag uao uar uas uau uba ubb ubg ubo ubr ubs ubu uda udb udd udg udo udr uds udu uga ugb ugg ugo ugr ugs ugu uoa uob uod uog uoo uor uos ur- ura urb urd urg uro urr urs uru usa usb usd usg uso usr uss usu uua uug uur uus uuu

-ous a-do aaaa aaab aaad aaar aaas aaba aabb aabd aada aads aadu aaoo aara aard aaro aars aaru aasa aasd aass aasu aaus abaa abab abad abag abar abas abau abb- abba abbb abbo abbr abbs abda abdo abdu abgd aboa abob abod aboo abor abos abou abra abro abrs abs- absa absd abss absu abua abud abug abus adaa adab adad adag adao adar adas adba adda addd addo addr adds addu adgs adob adod adog adoo ador ados adra adro adrs adsa adso adsr adss adua adub adur ag-o agad agag agao agar agas agau agba agbo agda agga aggu agob agod agog agoo agos agou agra agro agsa agsg agsu agua agur agus aoba aora aorb aors aosd aoss aous arab arad arag arar aras arau arba arbs arda ardo ards ardu arga argb argo args aroa arob arod aroo aror aros arr- arra arrg arro arrr arrs arru ars- arsa arsd arso arsu arua arub arud arug asaa asab asad asag asao asar asas asau asba asbo asbu asda asdo asds asgd asob asod asog asor asos asou asra asrg asro asrs asru assa assd asso assr asss assu asub asud asur asus auaa audo auga augs aur- aura aurd auro ausa ausd ausu auug baaa baad baar baas baba babb babo babr babs babu bada badb badd bado badr bads badu baga bagg bago bags baos bar- bara barb bard barg baro barr bars baru basa baso bass basu bau- baud baug baur bbad bbas bbau bbbb bbbs bbdd bbdo bbga bbrg bd-r bdog bdos bdsd bggs boab boad boag boar boas boba bobb bobo bobs bobu boda bodb bodo bods bodu boga bogd bogg bogo bogs boob bood boog boor boos bor- bora bord borg boro borr bors boru bosa boso boss bosu boua boud bour bous brab brad brag brao bras brau brda brdo brds broa brob brod brog broo bror bros brou brrr brrs brsb brsr brud brug brus bsaa bsas bsbd bsgs bsod bsos bsra bsrd bssd buad buar buba bubb bubo bubs bubu buda budb budd budg budo buds budu buga bugg bugo bugs bur- bura burb burd burg buro burr burs buru busa buss busu buus d-bo daab daad daag daar daas daau daba dabb dabo dabs dabu dada dado dads dadu daga dagg dago dagr dags dagu daos daou dara darb dard darg daro darr dars daru dasa dasb dasd dass daub daud daur daus dbag dbar dbas dbos dbrs dbsa dbss dbus dddd ddss ddub dgsb doab doar doas doba dobb dobs dobu dod- doda dodd dodg dodo dods dog- doga dogg dogo dogs dogu doob dood door doos dora dord doro dorr dors doru dosa doso doss doub doud doug dour dous draa drab drad drag drar dras drau drba drda drgs drob drod drog drou drra drrs drsa drua drub drug drus druu dsba dsda dsdr dsoa dsos dsrr dssa duaa duab duad