-ous a-fu aaaa aaab aaaf aaam aaas aaba aabb aabm aafa aafb aaff aama aamb aamo aams aaoo aasa aasf aasm aass aasu aaus abaa abab abaf abam abas abau abb- abba abbb abbo abbs abff abma abmb abms aboa abob abof aboo abos abou abs- absa absf abss absu abua abuf abum abus afaa afam afao afbs affa affo affs afma afoa afoo afsa afsb afsm afua afus amaa amam amas amb- amba ambo ambs ambu amfm amm- amma ammo ammu amob amof amoo amos amou amsa amso amss amua amum aoba aoma aoss aouf aous asaa asab asaf asam asao asas asau asba asbm asbo asbu asfa asma asmf asmm asms asob asof asom asos asou assa asso asss assu asub asum asus auaa aufs auma ausa ausm ausu baaa baaf baam baas baba babb babm babo babs babu baff bafo bama bamb bamf bamm bams bamu baos basa basf baso bass basu bau- bauf baum bbas bbau bbbb bbbs bfas bffs bmaa bmus boab boas boba bobb bobo bobs bobu bofa boff bofs bofu boma bomb boms bomu boob boof boom boos bosa bosm boso boss bosu boua bouf boum bous bsaa bsam bsas bsfa bsff bsfs bsms bsos bssm buba bubb bubo bubs bubu buff bufo bum- buma bumb bumf bums busa buss busu buus faaa faam faas faba fabm fabo fabs fabu fafa faff fafo fama famo fams fasa fasm faso fass fbom fbus ffff ffsa ffss fmss foaf foam foba fobs fofo foma fomo foof foom foos fosa fosb foso foss foua fous fsas fsfo fsma fssa fssf fubb fubs fubu fuff fufu fumo fums fusa fuso fuss fusu maaa maaf maam maas maba mabo mabs mabu mafa mafb maff mafu mama mamf mamo mams mamu maos masa mass masu maua mauf maum maus mbam mbas mbba mbbs mbms mbou mbsf mbus mfas mfbm mffa mfou mfsb mmaa mmab mmas mmff mmmm mmms mmsu mmus moaa moab moaf moam moas moba mobb mobo mobs mofa moff mofo mofu moma momo moms momu mooa moob moos mosa moso moss mosu mouf mous msaa msas msau msba msff msfs msma msmb msmm msms msmu msoa mssa mssf mssm msus mubo mubs muff mufu muma mumm mumo mums mumu muos musa muso muss musu oaau oafo oafs oama oams oass obas obba obbo obos obss obus ofas off- offa offo offs offu ofus omam omao omas ombo ombu omma omo- omoa omoo omsa omuo omus ooaa ooba ooff oofs ooma ooms oooo ooos oosa oous osaf osam osas osba osfa osm- osmo osoo osos ossa ossb osso ossu osum oubs ouff ouma ousa ouu- s-os saab saaf saam saas saba sabb sabo sabs sabu safa safb saff safm safo safu sam- sama samm samo sams samu saos saou sasa sasf sasm saso sass saua sauf saum saus sbaa sbas sbbs sbma sbsa sbus sfas sfba sfma sfmm sfos sfss sfsu smaa smas smba smbf smof smos smss smus soam soas soba sobo sobs sobu sofa sofo soma somb somm somo soof soom soos sosa soso soss souf soum sous ssaa ssab ssam ssao ssas ssau sssa sssb sssf sssm ssss suam suas sub- suba subb subm subo subs suf- sufa suff sufs sufu sum- suma sumo sums sumu suos sus- susa suso suss susu suum suus uafa uams uasa uaua ubba ubbo ubos uffa ufms ufos umaa umas umb- umba umbo umff umma ummo umms umsa umsu umus uofa uofm uofo uomo us-a usaa usaf usas usba usbs usfa usfs usma usmm usms usos ussa ussb ussf usss ussu usua usus uuuu