a-a a-b a-q aaa aab aao aaq aar aas aau ab- aba abb abo abq abr abs abu aoa aob aoo aor aos aou aqa aqo aqr aqs ar- ara arb aro arq arr ars aru as- asa asb aso asq asr ass asu au- aua aub auo aur aus b-u baa bab bao baq bar bas bau bba bbb bbo bbq bbr bbs bbu boa bob boo boq bor bos bou bra brb bro brq brr brs bru bsa bsb bso bsr bss bsu bua bub buo bur bus buu oaa oab oao oaq oar oas oau ob- oba obb obo obr obs obu oo- ooa oob ooo oor oos oqb oqo or- ora orb oro orr ors oru os- osa osb oso osq osr oss osu ou- oua ouo our ous qaa qar qas qau qba qbq qbs qoo qor qos qqq qqu qra qrb qrs qru qsa qso qsr qu- qua quo qur qus ra- raa rab rao raq rar ras rau rba rbb rbo rbr rbs rbu roa rob roo ror ros rou rqs rra rrb rrq rrr rrs rru rsa rsb rso rsq rsr rss rsu rua rub ruo rur rus ruu saa sab sao saq sar sas sau sba sbb sbo sbq sbr sbs sbu soa sob soo soq sor sos sou sqa sqq sqr sqs sr- sra srb sro srq srr srs ss- ssa ssb sso ssq ssr sss ssu sua sub suo suq sur sus suu ua- uaa uab uao uaq uar uas uau uba ubb ubo ubr ubs ubu uoa uob uoo uor uos ur- ura urb uro urr urs uru usa usb uso usr uss usu uua uur uus uuu

-ous aaaa aaab aaar aaas aaba aabb aaoo aara aaro aars aaru aasa aass aasu aaus abaa abab abar abas abau abb- abba abbb abbo abbr abbs aboa abob aboo abor abos abou abra abro abrs abs- absa abss absu abua abus aoba aora aorb aors aoss aous aqar aqas aqra aqsa aqu- aqua aquo arab araq arar aras arau arba arbs aroa arob aroo aror aros arq- arqa arr- arra arro arrr arrs arru ars- arsa arso arsu arua arub aruq asaa asab asao asar asas asau asba asbo asbu asob asor asos asou asra asro asrs asru assa asso assq assr asss assu asub asur asus auaa aur- aura auro ausa ausu baaa baar baas baba babb babo babr babs babu baos baqa bar- bara barb baro barq barr bars baru basa baso bass basu bau- baur bbas bbau bbbb bbbq bbbs bbqs boab boar boas boba bobb bobo bobs bobu boob boor boos boqs bor- bora boro borr bors boru bosa boso boss bosu boua bour bous brab brao bras brau broa brob broo bror bros brou brrr brrs brsb brsr brus bsaa bsas bsos bsra buar buba bubb bubo bubq bubs bubu buqa bur- bura burb buro burr burs buru busa buss busu buus oaau oara oars oass obas obba obbo oboq obor obos obra obro obsr obss obus ooaa ooba oooo ooos oora oosa oous oqsu orab orao orar oras orba orbb orbo orbs orbu oro- oror oros orra orro orrs orsa orso orsu orub orus osar osas osba osoo osor osos osqa osro ossa ossb osso ossu oubs our- oura ouro ours ousa ouu- qabo qara qars qaru qasr qass qobu qoob qosa qqqq qrss qsas qsos qsqs qsrs quaa quab quar quas quba qubo quob quor quos quro quu- raab raas raba rabb rabo rabs rabu raob raos rara rarb raro rars rasa raso rass rasu raua raub raus rbbb rbbr rbbs rbss roab roar roas rob- roba robb robo robs robu roob roor roos rora roro roru rosa roso ross roua roub rous rras rrrr rsaa rsos rssa rsua ruas ruba rubb rubs rubu rura ruro rurs ruru rusa ruso russ rusu s-os saab saar saas saba sabb sabo sabr sabs sabu saor saos saou sara saro sarr sars saru sasa saso sass saua saur saus sbaa sbar sbas sbbs sbor sbsa sbus soar soas soba sobo sobr sobs sobu soor soos sora sorb soro sorr sors soru sosa soso soss souq sour sous sras sros srub ssaa ssab ssao ssas ssau ssbr ssra ssrs sssa sssb ssss suar suas sub- suba subb subo subs suor suos suqs sur- sura suro surr surs suru sus- susa suso suss susu suus uars uaru uasa uaua ubar ubba ubbo ubos ubra uor- uqao uqar urao uras urau urba urbs uro- uroa uroo urra ursa urso urss ursu uruq urur urus us-a usaa usar usas usba usbr usbs usos usra ussa ussb ussr usss ussu usua usus uuuu

-aaa- aaaaq aaaas aaasa aaass aabaa aabba aabra aaqua aarau aasra abaab ababa ababs ababu abara abaru abasa abass abbar abbas abbos abbou abbrs abbur aboab abobo abora aboso abous abrar abras abrus absar abura aburr aoos aorus aqaba aqqur aqrab aqua- aquas aquo- aquos ar-ab arab- araba arabo arabs arara arars araru arass arasu arbab arbar arbas arbor arbos arbus aroab aroar aroba aroor aroos arora arosa arras arrau arros arrou arrua arsos aruaa aruba arura aruru arus- arusa asaba asara asaro asasa asbos asbro asbru asoar asors asosa asour asrar asror assab assas assoa assos assur asubs asura auass aubas aurar auras auro- auroa auror auros aurra ausar ausra aussa baars babar babas babau babbs baboo babos babou babra babur babus baoro baqaa baraa barab barao baraq barar baras barba barbq barbs barbu baro- baroa baroo baror baros barqs barra barro barrs barru barsa barss barua baruq barus basab basar baso- basor basra bassa basso bassu basuo baubo baura bauru bbuss bo-bo boaro boars bobar bobos bobr booba boobs boora boors booru boosa boras borau borba borbo boro- boroa boroo boros borou borqs borra borro borsa borsu borus bosas bosau bosor bosra bossa bosso bouar bouba boura bours braaq braas brasa brass brobo brobs broos brora bross brous brrar brrrr brusa bruss bsaba bsous bubas bubba buraa burao buraq buras burbs buroo buros burqa burra