a-a a-b a-t aaa aab aak aao aas aat aau ab- aba abb abk abo abs abt abu aka akb akk ako aks aku aoa aob aok aoo aos aot aou as- asa asb ask aso ass ast asu at- ata atb ato ats att atu au- aua aub auk auo aus aut b-u baa bab bak bao bas bat bau bba bbb bbk bbo bbs bbt bbu bka bkb bkk bko bks bkt boa bob bok boo bos bot bou bsa bsb bsk bso bss bst bsu bta btb btk bto bts btt btu bua bub buk buo bus but buu k-t ka- kaa kab kak kao kas kat kau kba kbb kbk kbo kbs kbu kkb kkk kks kkt kku koa kob kok koo kos kot kou ksa ksb ksk kso kss kst ksu kta ktb ktk kto kts ktt ktu kub kuk kus kut kuu oaa oab oak oao oas oat oau ob- oba obb obk obo obs obt obu oka okb okk oko oks oku oo- ooa oob ook ooo oos oot os- osa osb osk oso oss ost osu ot- ota otb otk oto ots ott otu ou- oua ouk ouo ous out saa sab sak sao sas sat sau sba sbb sbk sbo sbs sbt sbu sk- ska skb skk sko sks skt sku soa sob sok soo sos sot sou ss- ssa ssb ssk sso sss sst ssu sta stb stk sto sts stt stu sua sub suk suo sus sut suu taa tab tak tao tas tat tau tba tbb tbk tbo tbs tbt tbu tka tkb tkk tko tks tkt to- toa tob tok too tos tot tou tsa tsb tsk tso tss tst tsu tta ttb ttk tto tts ttt ttu tua tub tuk tuo tus tut tuu ua- uaa uab uak uao uas uat uau uba ubb ubk ubo ubs ubt ubu uka ukb ukk uku uoa uob uok uoo uos uot usa usb usk uso uss ust usu uta utb utk uto uts utt utu uua uus uut uuu

-ous a-ak a-ok aaaa aaab aaas aaba aabb aabt aaka aaku aaoo aasa aass aast aasu aata aatk aatt aaus abaa abab abak abas abat abau abb- abba abbb abbo abbs abbt aboa abob abok aboo abos abot abou abs- absa abss absu abta abts abtu abua abuk abus abut akaa akao akas akka akko akku akok akos akot aksa akst aksu akua aoba aoks aoss aous aout asaa asab asak asao asas asat asau asba asbo asbu aska asko asks askt asob asok asos asot asou assa assk asso asss asst assu asta astb asto asts asub asus at-t ataa atab atak atas atat atbs atka atkt atob atok atos atot atsb atst atta atto atts attu atua atub atuk atus auaa auks ausa aust ausu aut- auto auts baaa baak baas baat baba babb babo babs babu bak- baka bako baks bakt baku baos basa bask baso bass bast basu bata bato bats batt batu bau- bauk bbas bbau bbbb bbbs boab boak boas boat boba bobb bobo bobs bobu boka boko boks boku boob book boos boot bosa bosk boso boss bost bosu bota botb boto bots bott boua bouk bous bout bsaa bsas bsat bskt bsos bsts btaa btob btss bttb btus buat buba bubb bubo bubs bubu buka bukk buko buku busa busk buss bust busu but- buta buto buts butt buus k-os kaaa kaab kaak kaas kaat kaba kabb kabo kabu kaka kakk kako kaks kakt kaku kaoa kaok kaos kas- kasa kasb kask kaso kass kast kasu kat- kata katb katk kato kats katt katu kau- kaub kauk kauo kaus kbaa kbab kbak kbas kbat kbba kbbb kbbk kbbo kbbs kbbt kbbu kbkb kbkk kbko kboa kbob kbok kboo kbos kbot kbsa kbsb kbsk kbso kbss kbst kbsu kbta kbtb kbtk kbto kbts kbtt kbua kbub kbuk kbus kbut kbuu kkaa kkat kkba kkbb kkbo kkbs kkbt kkkk kkoa kkob kkoo kkot kksa kkss kkst kksu kktk kkts kktu kkua kkus kkut kkuu koab koak koas koba kobb kobk kobo kobs kobu koka kokb kokk koko koks koku koob kook kooo koos koot koou kos- kosa kosb koso koss kost kosu kota kotb kotk koto kots kott kotu koua koub kous kout kouu ksab ksak ksas ksat ksau ksba ksbs kska kskb kskk ksko ksks ksku ksob ksok ksoo ksos ksou kssa ksso ksss ksst kssu ksta kstb kstk ksto ksts kstt kstu ksua ksub ksut ksuu ktaa ktak ktao ktas ktat ktba ktbb ktbt ktbu ktkb ktkk ktko ktks ktkt ktku ktob ktok ktoo ktot ktsa ktso ktst ktsu kttk ktto ktts kttt kttu ktub kuat kuau kuba kubb kubo kubs kubu kuka kukk kuks kuku kuoa kuok kuoo kuos kusa kusb kuso kust kusu kuta kuto kuts kutt kutu kuub kuuk kuuu oaau oaks oass oast oats obak obas obba obbo obkb obok obos obot obss obst obts obus okak okas okka okko okok okot oksa okso okta okto okus ooaa ooak ooba ooku oooo ooos oosa oost ootb oots oous osak osas osat osba osku osoo osos ossa ossb osso ossu osta osts otak otas otbs oto- otok otoo otos otsa otso otsu otta otto otts ottu otus ouat oubs ousa oust out- outa outb outo outs ouu- s-os saab saak saas saat saba sabb sabo sabs sabu saka sakb sakk sako saks saku saos saou sasa sask saso sass sast sata satb sato sats satt satu saua sauk saus saut sbaa sbas sbbs sbot sbsa sbst sbtk sbus skab skat skot skss skua skut soak soas soat soba sobo sobs sobt sobu soka sokk soko soku sook soos soot sosa soso soss sost sota sotk soto sots sotu souk sous sout ssaa ssab ssao ssas ssat ssau ssot sssa sssb ssss ssta sstb ssts stab stak stas stat stau stbs stks stoa stob stok stoo stos stot stou stss stub stuk stus stut suas suat sub- suba subb subo subs suka suks suku suos sus- susa susk suso