-er a-a a-b aaa aab aae aar aas aau aav ab- aba abb abe abr abs abu abv aea aeb aee aer aes aeu aev ar- ara arb are arr ars aru arv as- asa asb ase asr ass asu asv au- aua aub aue aur aus auv av- ava avb ave avr avs avu b-u baa bab bae bar bas bau bav bba bbb bbe bbr bbs bbu be- bea beb bee ber bes beu bev bra brb bre brr brs bru brv bsa bsb bse bsr bss bsu bsv bua bub bue bur bus buu bva bvb bve bvr bvs bvu bvv eaa eab eae ear eas eau eav eba ebb ebe ebr ebs ebu ebv eea eeb eee eer ees eev era erb ere err ers eru erv es- esa esb ese esr ess esu esv eu- eua eub eue eur eus euv eva evb eve evr evs evv ra- raa rab rae rar ras rau rav rba rbb rbe rbr rbs rbu re- rea reb ree rer res reu rev rra rrb rrr rrs rru rsa rsb rse rsr rss rsu rsv rua rub rue rur rus ruu ruv rva rvb rve rvr rvs rvu rvv saa sab sae sar sas sau sav sba sbb sbe sbr sbs sbu sbv se- sea seb see ser ses seu sev sr- sra srb sre srr srs srv ss- ssa ssb sse ssr sss ssu ssv sua sub sue sur sus suu suv sva svb sve svr svs svu svv ua- uaa uab uae uar uas uau uav uba ubb ube ubr ubs ubu ubv uea ueb uee uer ues ur- ura urb ure urr urs uru usa usb use usr uss usu usv uua uue uur uus uuu uva uvb uve uvs uvu uvv v-a v-e vaa vab vae var vas vau vav vba vbr vbs vbv vea veb vee ver ves veu vra vrb vre vrr vrs vru vsa vsb vse vsr vss vsu vsv vue vur vus vuv vva vvb vvr vvs vvv

-ase a-be aaaa aaab aaae aaar aaas aaav aaba aabb aaea aaes aaev aara aare aars aaru aasa aase aass aasu aaus aava abaa abab abae abar abas abau abb- abba abbb abbe abbr abbs abee aber abes abra abrs abs- absa abse abss absu abua abue abus abva aeas aebs aeer aer- aera aers aess aeva arab arae arar aras arau arba arbe arbs area aree ares areu arev arr- arra arre arrr arrs arru ars- arsa arse arsu arua arub arue arva arve asaa asab asae asar asas asau asba asbu asea asee aser ases asra asrs asru assa asse assr asss assu asub asue asur asus asva asvs auaa aube auer aur- aura aure ausa ause ausu auve auvs avab avar avas avea aver aves aveu avra avre avur avus avva baaa baar baas baba babb babe babr babs babu baer baes bar- bara barb bare barr bars baru basa base bass basu bau- baur bava bave bavu bbas bbau bbbb bbbs bbeb bear beas beau beav beba bebb bebe beeb beer bees bera bere berr bers beru bes- besa bese bess beur bevs brab brae bras brau brav brea breb bree brer bres brev brrr brrs brsb brsr brue brus bruv bsaa bsas bsea bseb bsee bser bses bsra bsse buar buba bubb bube bubs bubu buea buer bueu bur- bura burb bure burr burs buru busa buse buss busu buus buve eaba eara earb eare ears easa ease eaus eave ebba ebbr ebbs eber ebes ebru ebsa ebur ebus eeea eeee eees eera eers eese eeva eras erau erba erbb erbe ereb erer eres erev erra erre errs ersa erse erua erub erur erus eruv erve esab esar esas esau esba esbs esea esee eser eses esra essa esse essu esus euba euer eur- eura eure eusa euse evae evar evas evea ever eves evra evre evrs raab raas raba rabb rabe rabs rabu raer raes rara rarb rare rars rasa rase rass rasu raua raub raue raus rava rave rbbb rbbr rbbs rbss rea- reae rear reas reau reba rebb rebe rebs rebu reeb rees reev rera rere rers reru resa rese ress reue reus reuu reva reve revs rras rrrr rsaa rsee rsre rssa rsua ruas ruba rubb rube rubs rubu ruer rues rura rure rurs ruru rusa ruse russ rusu ruve ruvu rver saab saae saar saas saba sabb sabe sabr sabs sabu saeb saer saes sara sare sarr sars saru sarv sasa sase sass saua saue saur saus sava save savs savu sbaa sbar sbas sbbs sber sbsa sbse sbus se-e se-s se-u seaa seab sear seas seau seba sebe sebs seea seeb seer sees seeu sera serb sere serr sers seru serv sesa sese sess seur seva seve sras sreb sres srub ssaa ssab ssas ssau ssbr ssee sses ssra ssrs sssa sssb ssss suar suas sub- suba subb subs suee suer sues sueu suev sur- sura sure surr surs suru surv sus- susa suse suss susu suus suva suvs svar svea uaes uars uaru uasa uaua uavs ubar ubba ubbe uber ubra ueba uers uess uras urau urba urbe urbs ure- urea ures urra urre ursa urse urss ursu urur urus urva urve us-a usaa usar usas usba usbe usbr usbs usea usee user uses usra ussa ussb usse ussr usss ussu usua usus uuuu uv-a uv-b uvaa uvae uvas uvea uver uvvu vaar vaas vabs vaes vara vare varr vars varu vas- vasa vase vass vasu vaus vava vavs vear veau veba veer vees ver- vera verb vere vers vesa vese vess veur veve vras vrav vrba vrsa vrse vsee vses vsse vues vurb vuse vver vvsb vvvv

-aaa- a-sea a-vsb aaaas aaaee aaasa aaass aabaa aabba aabra aarau aasee aasra abaab ababa ababe ababs ababu abaer abara abare abaru abasa abase abass abava abave abbar abbas abbes abbrs abbur abear abeau abeba abebe abeer abees abera abere aberr abrar abras abres abreu abrus absar absee abura aburr abuse aeaea aebbe