-up a-a a-b aaa aab aak aao aap aar aas aau ab- aba abb abk abo abp abr abs abu aka akb akk ako akp akr aks aku aoa aob aok aoo aop aor aos aou ap- apa apb apk apo app apr aps apu ar- ara arb ark aro arp arr ars aru as- asa asb ask aso asp asr ass asu au- aua aub auk auo aup aur aus b-p b-u baa bab bak bao bap bar bas bau bba bbb bbk bbo bbp bbr bbs bbu bka bkb bkk bko bkp bkr bks boa bob bok boo bop bor bos bou bpa bpb bpo bpp bpr bps bpu bra brb brk bro brp brr brs bru bsa bsb bsk bso bsp bsr bss bsu bua bub buk buo bup bur bus buu ka- kaa kab kak kao kap kar kas kau kba kbb kbk kbo kbp kbr kbs kbu kkb kkk kkp kkr kks kku koa kob kok koo kop kor kos kou kpa kpk kpo kpp kpr kps kpu kra krk kro krp krr krs kru ksa ksb ksk kso ksp ksr kss ksu kub kuk kup kur kus kuu oaa oab oak oao oap oar oas oau ob- oba obb obk obo obp obr obs obu oka okb okk oko okp okr oks oku oo- ooa oob ook ooo oop oor oos op- opa opb opk opo opp opr ops or- ora orb ork oro orp orr ors oru os- osa osb osk oso osp osr oss osu ou- oua ouk ouo oup our ous p-p paa pab pak pao pap par pas pau pba pbb pbk pbo pbp pbr pbs pbu pka pkb pko pkp pkr pks pku poa pob pok poo pop por pos pou ppa ppb ppk ppo ppp ppr pps ppu pra prb prk pro prp prr prs pru ps- psa psb psk pso psp psr pss psu pua pub puk pup pur pus puu ra- raa rab rak rao rap rar ras rau rba rbb rbk rbo rbp rbr rbs rbu rkb rkk rko rkp rks rku roa rob rok roo rop ror ros rou rpa rpb rpk rpo rpp rpr rps rpu rra rrb rrk rrp rrr rrs rru rsa rsb rsk rso rsp rsr rss rsu rua rub ruk ruo rup rur rus ruu saa sab sak sao sap sar sas sau sba sbb sbk sbo sbp sbr sbs sbu sk- ska skb skk sko skp skr sks sku soa sob sok soo sop sor sos sou spa spb spk spo spp spr sps spu sr- sra srb srk sro srp srr srs ss- ssa ssb ssk sso ssp ssr sss ssu sua sub suk suo sup sur sus suu ua- uaa uab uak uao uap uar uas uau uba ubb ubk ubo ubp ubr ubs ubu uka ukb ukk ukp ukr uku uoa uob uok uoo uop uor uos up- upa upb upk upo upp upr ups upu ur- ura urb urk uro urp urr urs uru usa usb usk uso usp usr uss usu uua uur uus uuu

-ous a-ak a-ok aaaa aaab aaap aaar aaas aaba aabb aabp aaka aaku aaoo aapa aapo aaps aara aaro aarp aars aaru aasa aass aasu aaup aaus abaa abab abak abap abar abas abau abb- abba abbb abbo abbr abbs aboa abob abok aboo abor abos abou abpa abpp abpr abps abra abro abrs abs- absa absp abss absu abua abuk abus akaa akao akap akar akas akka akko akku akok akos akpo akpu akr- akra aksa aksu akua aoba aokp aoks aopo aora aorb aors aosp aoss aous apak apao apap apar apas apba apbr apbs apo- apoo apop apor apos apou appa appr apps appu apra apro aprs apsa apso apss apsu apua apup apus arab arak arap arar aras arau arba arbs arka arko arks aroa arob aroo aror aros arpa arps arpu arr- arra arrk arro arrr arrs arru ars- arsa arsk arso arsu arua arub arup asaa asab asak asao asap asar asas asau asba asbo asbu aska asko askr asks asob asok asop asor asos asou aspa aspo aspr asps asra asro asrs asru assa assk asso assp assr asss assu asub asur asus auaa auks aups aur- aura auro ausa ausu baaa baak baar baas baba babb babo babr babs babu bak- baka bako bakr baks baku baos bapa bapp baps bapu bar- bara barb bark baro barr bars baru basa bask baso bass basu bau- bauk baur bbas bbau bbbb bbbs bbpr bkpr bksp boab boak boar boas boba bobb bobo bobs bobu boka boko boks boku boob book boop boor boos bopa bopp bops bor- bora bork boro borr bors boru bosa bosk boso boss bosu boua bouk boup bour bous bpsa bpsu brab brak brao bras brau brka brkb broa brob brok broo bror bros brou brrr brrs brsb brsr brup brus bsaa bsap bsas bsos bspp bspr bsra bsup buar buba bubb bubo bubs bubu buka bukk buko buku bupa bups bur- bura burb burk buro burp burr burs buru busa busk buss busu buus k-os kaaa kaab kaak kaap kaar kaas kaba kabb kabo kabr kabu kaka kakk kako kaks kaku kaoa kaok kaor kaos kap- kapa kapo kapp kaps kapu kara karb kark karo karp karr kars karu kas- kasa kasb kask kaso kasp kasr kass kasu kau- kaub kauk kauo kaup kaur kaus kbaa kbab kbak kbap kbar kbas kbba kbbb kbbk kbbo kbbr kbbs kbbu kbkb kbkk kbko kbkr kboa kbob kbok kboo kbos kbpa kbpk kbpo kbpr kbps kbpu kbra kbrb kbrk kbro kbru kbsa kbsb kbsk kbso kbsr kbss kbsu kbua kbub kbuk kbup kbur kbus kbuu kkaa kkap kkar kkba kkbb kkbo kkbr kkbs kkkk kkoa kkob kkoo kkor kkpk kkps kkrb kkrk kkro kkrr kkrs kksa kksp kksr kkss kksu kkua kkup kkus kkuu koab koak koap koar koas koba kobb kobk kobo kobr kobs kobu koka kokb kokk koko kokp kokr koks koku koob kook kooo koop koor