-vac a-ii a-iv aaaa aaab aaac aaai aaar aaav aaba aabb aabc aabi aabt aaca aacb aacc aaci aacr aact aacu aacv aaib aaic aaii aara aarc aari aart aaru aata aatc aatt aava abaa abab abac abai abar abat abau abb- abba abbb abbi abbr abbt abca abcb abcc abci abcr abct abia abib abic abir abit abiu abra abrc abri abta abtu abua abut abva ac-t acaa acab acac acai acar acat acba acca accc acci acct accu aci- acia acic acir acr- acra acrc acri acrr acrv acta actc acti actt actu actv acu- acur acut acvv aiai aiba aica aicc aicr aiia aiib aiic aiir aira airi airt aita aiti aitr aitt aitu aiui aiva arab arac arai arar arat arau arba arbi arc- arca arci arct aria arib arii arit arr- arra arrc arri arrr arrt arru arta artc arti artr artv arua arub arui arut arva arvi at-t ataa atab atac atai atar atat atca atcc atcr atia atic atit atiu atra atrc atri atru atta atti attr attu atua atub atuc atur atvi auaa auca auci auct aur- aura auri aut- avab avar avat avcc avia avic avit aviv avra avri avui avur avva ba-i baaa baar baat baba babb babi babr babu bac- baca bacc baci bact baia baib baic bair bait bar- bara barb barc bari barr bart baru bata batc bati batt batu bau- baur bava bavi bavu bbau bbbb bbci bbrc bcaa bcar bcat bcbc bcca bccc bcci bcia bcit bcra bcru bctc bcuc biar biat biba bibb bibi bica bicc bici bira birb biri birr birt biru bita bitc bitt bitu bivi brab brac brai brat brau brav brca brcb bria bric brit brrr brtc bruc brut bruv brvi btaa btcc btrc btrt bttb btvi buar buat buba bubb bubi bubu buca bucc buci bucu buic buir buit buiu bur- bura burb buri burr burt buru but- buta buti butt caaa caab caac caat caba cabi cabu cac- caca cacc caci cacr caia caib caic cair cait caiu cara carb carc cari carr cart cat- cata catb catc cati catt catu catv cauc caut cava cavi cavu cbac cbar cbat cbbc cbca cbcc cbcr cbct cbcu cbia cbir cbit cbrt cbta cbtc cbtv cbva cbvb cbvr ccaa ccab ccac ccai ccar ccat ccba ccbc ccca cccb cccc ccci cccu cccv ccic ccii ccir cciv ccra ccrc ccri ccrt cctb cctc cctt cctv ccuc ccut ccvi ciaa ciar ciat ciau ciba cibc cibi cica cicc cici cicr cict cicu ciia ciii ciit cira cirb circ ciri cirr cirt cita citb citi citt citu citv ciuc civa civc crab crac crai crar crat crau crbc crbu crca crcc crcr cria crib cric crit criu crrt crtc crtv crub crut ctab ctba ctbi ctca ctia ctic ctrc ctta ctvt cuau cub- cuba cubb cubi cuca cucc cuci cui- cuir cuit cura curb curi curr curt cut- cuta cutc cutt cutv cvac cvar cvca cvcc cvii cvra cvrr iaaa iaac iaai iaat iaba iaca iacc iacr iact iacu iaia iara iarc iart iaru iata iatc iati iava ibac ibar ibat ibca ibia ibra ibrc ibri ibtb ibtc icaa icab icac icai icar icat icbc icca iccb iccc icci iccr icct iccu icra icrc icrr icrt icru icta ictv icub iiac iica iiii iiit iira iirc iita iitr iitt iiuc irac irai irar irca ircc ircu iri- iria iric irra irrc irri irta irti itaa itac itai itar itat itia itic itra itri itta itur iucc iucv iuiu iura ivai ivar ivbv ivic raab raat raba rabb rabi rabu rac- raca racc raci ract racu racv raia raic raii rair rait raiu rara rarb rari rata rati ratt ratu raua raub rauc raut rava ravi rbbb rbbr rcac rcbc rccb rccc rcic rctc rcti rctv rcuv rcvr riaa riab riai riat riau rib- riba ribu rica ricc rict riia riri rita riti ritt ritu riva rrat rrrr rtai rtca rtcc rtva rtvi ruba rubb rubi rubu ruca ruci ruct ruit rura rurc ruri ruru ruta ruti rutt rutu ruvi ruvu rv-c rvca taa- taar taat taba tabb tabc tabi tabu taca tacc taci tact tacv taia tair tait tara tarb tarc tari tarr tart taru tata tatb tati tatr tatt tatu tatv taua taub tauc taur taut tava tavi tbar tbca tbcb tbcc tbit tbrb tbta tbvi tcca tccc tccu tctc tiaa tiab tiar tiba tibi tibu tica ticc tiit tiiu tira tirb tiri tirr tiru tita titc titi titt titu tiva tivi traa trab trac trai trat trau trav trca trcc tri- tria trib tric trit trra trtc trtr trub truc trut truu ttab ttbb tttt tuar tuat tuba tubb tubr tubu tuca tucc tuit tuiu tura turb turc turi turr turt turu tuta tuti tutt tutu tuva tvac tvri tvrr tvtv uabc uaca uair uarc uart uaru uata uatu uatv uaua ubac ubar ubba ubbi ubic ubii ubir ubit ubra ucai ucar ucat ucav ucbc ucca ucci ucrc uctv ucua ucut uica uira uirr urac urai urat urau urba urbi urca urci uria urib uric uriu urra urri urur urut urva utac utai utau utia utri utti uttu uuri uuta uuuu uv-a uv-b uv-c uvaa uvac uvat uvic uvri uvvu vaar vaat vaca vaia vair vait vara vari varr vart varu vata vati vatt vatu vaut vava vbcc vcat vcbi vcci viar viau vic- vica vici vict viii vira virb virc viri virr virt viru vita viti vitt vitu viva vivi vrac vrai vrav vrba vrci vria vt-i vtac vuca vuir vuit vurb vurt vuti vutv vvvv