a-a a-b aaa aab aak aao aar aas aay ab- aba abb abk abo abr abs aby aka akb akk ako akr aks aoa aob aok aoo aor aos ar- ara arb ark aro arr ars ary as- asa asb ask aso asr ass asy ay- aya ayk ayo ayr ays baa bab bak bao bar bas bay bba bbb bbk bbo bbr bbs bby bka bkb bkk bko bkr bks boa bob bok boo bor bos boy bra brb brk bro brr brs bry bsa bsb bsk bso bsr bss bsy by- bya byk byo byr bys ka- kaa kab kak kao kar kas kay kba kbb kbk kbo kbr kbs kkb kkk kkr kks kky koa kob kok koo kor kos koy kra krk kro krr krs kry ksa ksb ksk kso ksr kss kya kyo kyr kys oaa oab oak oao oar oas ob- oba obb obk obo obr obs oby oka okb okk oko okr oks oo- ooa oob ook ooo oor oos or- ora orb ork oro orr ors ory os- osa osb osk oso osr oss oya oyo oys ra- raa rab rak rao rar ras ray rba rbb rbk rbo rbr rbs rkb rkk rko rks rky roa rob rok roo ror ros roy rra rrb rrk rrr rrs rsa rsb rsk rso rsr rss ry- rya ryk ryo ryr rys ryy saa sab sak sao sar sas say sba sbb sbk sbo sbr sbs sby sk- ska skb skk sko skr sks sky soa sob sok soo sor sos soy sr- sra srb srk sro srr srs sry ss- ssa ssb ssk sso ssr sss sy- sya syb syk syr sys yaa yab yak yao yar yas yay ybr ybs yby yka ykk yob yok yoo yor yos yoy yra yro yrs ysa ysb ysk yso ysr yss ysy yyb yys yyy

a-ak a-ok a-ya a-yo aaaa aaab aaar aaas aaba aabb aaby aaka aaoo aara aaro aars aasa aass abaa abab abak abar abas abay abb- abba abbb abbo abbr abbs abby aboa abob abok aboo abor abos aboy abra abro abrs abry abs- absa abss abys abyy akaa akao akar akas akay akka akko akok akos akr- akra aksa akyr aoba aoks aora aorb aors aoss arab arak arar aras aray arba arbs arby arka arko arks arky aroa arob aroo aror aros arr- arra arrk arro arrr arrs arry ars- arsa arsk arso arsy ary- arya aryk arys asaa asab asak asao asar asas asay asba asbo asby aska asko askr asks asky asob asok asor asos asra asro asrs assa assk asso assr asss assy asya ay-o ayao ayar ayas ayay ayoo ayos ayra ayrk ayry ayya baaa baak baar baas baba babb babo babr babs baby bak- baka bako bakr baks baos bar- bara barb bark baro barr bars bary basa bask baso bass baya bayo bays bbas bbay bbbb bbbs bboy bbyo bkry boab boak boar boas boba bobb bobo bobs boby boka boko boks boob book boor boos bor- bora bork boro borr bors bory bosa bosk boso boss boya boyo boys brab brak brao bras bray brka brkb broa brob brok broo bror bros brrr brrs brsb brsr bry- brya bryk bryo bsaa bsas bsos bsra byar byas byoa byob byos byrk bysb byso byss bysy k-os kaaa kaab kaak kaar kaas kaay kaba kabb kabo kabr kaby kaka kakk kako kaks kaoa kaok kaor kaos kara karb kark karo karr kars kary kas- kasa kasb kask kaso kasr kass kaya kayo kays kbaa kbab kbak kbar kbas kbay kbba kbbb kbbk kbbo kbbr kbbs kbkb kbkk kbko kbkr kbky kboa kbob kbok kboo kbos kbra kbrb kbrk kbro kbry kbsa kbsb kbsk kbso kbsr kbss kbsy kbya kbyb kbyo kbyr kbys kkaa kkar kkay kkba kkbb kkbo kkbr kkbs kkkk kkoa kkob kkoo kkor kkoy kkrb kkrk kkro kkrr kkrs kksa kksr kkss kkya kkys kkyy koab koak koar koas koay koba kobb kobk kobo kobr kobs koby koka kokb kokk koko kokr koks koky koob kook kooo koor koos kora korb kork koro korr kors kos- kosa kosb koso kosr koss kosy koya koyo koyy krab krak krar kras kray krba krbb krbk krbr krka krkk krko krkr krks krky kroa krob krok kroo kror kros kroy krrb krrk krro krrr krrs krry krsa krsk krsr krss krsy kryk kryo kryy ksab ksak ksar ksas ksba ksbr ksbs ksby kska kskb kskk ksko kskr ksks ksky ksob ksok ksoo ksor ksos ksra ksrb ksro ksrr ksrs ksry kssa ksso kssr ksss ksyr ksyy kyaa kyak kyar kyay kyba kybb kybo kybr kyby kyka kykk kykr kyks kyky kyok kyoo kyor kyos kyoy kyra kyrk kyro kyrs kysa kysk kysr kyya kyyk kyyo kyys kyyy oaks oaky oara oars oary oass oasy obak obas obay obba obbo obby obkb obok obor obos oboy obra obro obsr obss okak okas okay okby okka okko okok okor okra okro oksa okso okyo ooaa ooak ooba ooby ooky oooo ooos oora oory oosa orab orak orao orar oras oray orba orbb orbo orbs orby orka orko oro- orok oror oros oroy orra orro orrs orry orsa orsk orso orsy orya orys osak osar osas osay osba osby osoo osor osos osro ossa ossb osso ossy oyak oyas oyss raab raak raas raba rabb rabk rabo rabs raby raka rakk raob raok raos rara rarb rark raro rars rary rasa rask raso rass rasy raya rayk rayr rays rbbb rbbr rbbs rbss rkos rkss roab roak roar roas rob- roba robb robo robs roby roka rokk roko rokr roks roky roob rook roor roos rora rork roro rory rosa roso ross rosy roya roys rras rrrr rsaa rsos rssa ryas ryba ryob rysy s-os saab saak saar saas saba sabb sabo sabr sabs saka sakb sakk sako saks saky saor saos sara sark saro sarr sars sary sasa sask saso sass saya sayo sayr says sbaa sbar sbas sbbs sbor sbrk sbsa skab skar skor skra skss