-ase -ose a-ak a-be a-ok aaaa aaab aaae aaar aaas aaav aaba aabb aaea aaes aaev aaka aake aaoe aaoo aara aare aaro aars aasa aase aass aava abaa abab abae abak abar abas abb- abba abbb abbe abbo abbr abbs abee aber abes aboa abob abok aboo abor abos abov abra abro abrs abs- absa abse abss abva aeas aebs aeer aeka aer- aera aero aers aess aeva akaa akae akao akar akas akee aker akes akka akko akok akos akr- akra akre aksa aoba aoks aora aorb aors aoss arab arae arak arar aras arba arbe arbs area aree arek areo ares arev arka arke arko arks aroa arob aroe aroo aror aros arr- arra arre arrk arro arrr arrs ars- arsa arse arsk arso arva arve arvo asaa asab asae asak asao asar asas asba asbo asea asee asek aser ases aska aske asko askr asks asob asok asor asos asra asro asrs assa asse assk asso assr asss asva asvs avab avao avar avas avea aveo aver aves avor avos avra avre avro avva avvo baaa baak baar baas baba babb babe babo babr babs baek baer baes bak- baka bake bako bakr baks baos bar- bara barb bare bark baro barr bars basa base bask baso bass bava bave bbas bbbb bbbs bbeb beak bear beas beav beba bebb bebe bebo beeb beek beer bees beka beke beko beks beo- beok beor beos bera bere berk bero berr bers bes- besa bese besk beso bess bevo bevs boab boak boar boas boba bobb bobe bobo bobs boea boee boeo boer boes boka boke boko boks boob booe book boor boos bor- bora bore bork boro borr bors bosa bose bosk boso boss bova bove bovo brab brae brak brao bras brav brea breb bree brek breo brer bres brev brka brkb broa brob broe brok broo bror bros brrr brrs brsb brsr bsaa bsas bsea bseb bsee bser bses bsos bsra bsse eaba eara earb eare earo ears easa ease easo eave ebba ebbo ebbr ebbs eber ebes eboe eboo ebor ebos ebro ebsa eeea eeee eees eeka eeke eeks eera eero eers eese eesk eeva eka- ekab ekeb ekek eker ekes ekka ekoa ekos eoes eoka eora eore eras erba erbb erbe ereb erer eres erev erke erks erob eroe eroo eros erra erre erro errs ersa erse erso erve esab esar esas esba esbo esbs esea esee esek eseo eser eses eska eske esko esks eso- esok esos esra essa esse esso evae evar evas evea ever eves evoe evoo evos evra evre evrs evvk k-os kaaa kaab kaak kaar kaas kaba kabb kabe kabo kabr kaeo kaer kaes kaka kake kakk kako kaks kaoa kaok kaor kaos kara karb kare kark karo karr kars karv kas- kasa kasb kase kask kaso kasr kass kava kavb kave kavo kavs kavv kbaa kbab kbae kbak kbar kbas kbba kbbb kbbe kbbk kbbo kbbr kbbs kbeb kbee kbek kbeo kber kbes kbev kbkb kbkk kbko kbkr kbkv kboa kbob kboe kbok kboo kbos kbov kbra kbrb kbre kbrk kbro kbrv kbsa kbsb kbsk kbso kbsr kbss kbsv kbva kbvb kbvo kbvr kea- keak kear keas keba kebb kebe kebr keek keer kees keka kekb keke keko keks keok keos ker- kera kerb kere kerk kero kerr kers kerv kesa kesb kesk keso kesr kess keva keve kevs kkaa kkar kkba kkbb kkbe kkbo kkbr kkbs kkea kkkk kkoa kkob kkoo kkor kkov kkrb kkre kkrk kkro kkrr kkrs kkrv kksa kkse kksr kkss kkvr kkvv koab koae koak koar koas koba kobb kobe kobk kobo kobr kobs koea koes koka kokb koke kokk koko kokr koks koob kook kooo koor koos koov kora korb kore kork koro korr kors korv kos- kosa kosb kose koso kosr koss kova kove kovk kovo kovr krab krae krak krar kras krav krba krbb krbe krbk krbr krea kreb kree krek kreo kres krev krka krke krkk krko krkr krks krkv kroa krob kroe krok kroo kror kros krov krrb krre krrk krro krrr krrs krsa krse krsk krsr krss krsv krva krvb krve krvk krvo krvr krvs krvv ksab ksak ksar ksas ksav ksba ksbr ksbs ksbv ksea ksee ksek kseo kser ksev kska kskb kske kskk ksko kskr ksks ksob ksok ksoo ksor ksos ksra ksrb ksro ksrr ksrs ksrv kssa ksse ksso kssr ksss ksva ksve ksvr kvab kvak kvar kvas kvbr kvea kver kves kvoa kvob kvoe kvok kvoo kvor kvov kvra kvre kvro kvrr kvrv kvsa kvso kvsr kvss kvsv kvvr kvvs kvvv o-eo oaer oaes oake oaks oara oare oars oase oass oavs obak obas obba obbo obea ober obes obkb oboe obok obor obos obra obre obro obsr obss obvs oera oere oers oese okak okas oker okes okka okko okok okor okra okre okro oksa okso ooaa ooak ooba oobe ooer ooes oooo ooos oora oore oosa oose orab orae orak orao orar oras orav orba orbb orbe orbo orbs ore- orea oreb orek oreo orer ores orka orke orko oro- oroe orok oror oros orra orro orrs orsa orse orsk orso orve orvr orvs osak osar osas osba osbe osea osee osek oser oses osoo osor osos osov osro ossa ossb osse osso osve ovar ovee over ovo- ovoo ovra ovre raab raak raas raba rabb rabe rabk rabo rabs raer raes raka rake rakk raob raok raos rara rarb rare rark raro rars rasa rase rask raso rass rava rave rbbb rbbr rbbs rbss rea- reae reak reao rear reas reba rebb rebe rebk rebo rebs reeb reek rees reev reka reke reko reks reos rera rere rero rers resa rese reso ress reva reve revo revs rkos rkss rksv roab roak roar roas rob- roba robb robe robo robs roea roer roes roev roka roke rokk roko rokr roks roob rook roor roos rora rore rork roro rosa rose roso ross rova rove rovo rovs rras rrrr rsaa rsee rsos rsre rssa rver s-os saab saae saak saar