-ana -ane -ene a-be a-un aaaa aaab aaac aaae aaan aaar aaba aabb aabc aaca aacb aacc aace aacn aacr aacu aaea aaec aaen aana aane aara aarc aare aaru abaa abab abac abae aban abar abau abax abb- abba abbb abbe abbr abca abcb abcc abcn abcr abec abee aben aber abnu abra abrc abua abue abun acaa acab acac acae acan acar acba acca accc acce accu ace- acea acec acen acer acne acr- acra acrc acre acrr acu- acue acur aeac aean aebn aecb aeer aena aer- aera aerc ana- anaa anab anac anae anan anar anau anax anba anbb anbu anca ancc ance anec anee anen aner anex anna annb anne anrc anua anub anue anun arab arac arae aran arar arau arax arba arbe arc- arca arce area arec aree aren areu arex arna arne arr- arra arrc arre arrr arru arua arub arue arun auaa aube auca auce auen auer auna aune aur- aura aure auxa axan axar axce axen axer ba-x baaa baan baar baba babb babe babr babu bac- baca bacc bace bacn baer bana banc bane bann banr banu bar- bara barb barc bare barn barr baru barx bau- baur baux bbau bbbb bbeb bbrc bcaa bcar bcbc bcca bccc bcec bcer bcnu bcra bcru bcuc bean bear beau beba bebb bebe beca becu beeb been beer bena bene benn benu bera berc bere bern berr beru beur beux bner bnrr brab brac brae bran brau brax brca brcb brce brea breb brec bree bren brer brex brna brrr bruc brue brun brux buar buba bubb bube bubu buca bucc buce bucu buea buen buer bueu buna bunb bune bunn bunu bur- bura burb bure burn burr buru buxa caaa caab caac caan caba cabe cabu cac- caca cacc cace cacr caec caen caer caeu caex cana canc cane cann cara carb carc care carn carr carx cauc caux caxa cbac cbar cbax cbbc cbca cbcc cbce cbcn cbcr cbcu cbea cbec cbee cber cbna cbre cbrn cbux cbxa ccaa ccab ccac ccar ccba ccbc ccbn ccca cccb cccc cccu ccee ccna ccnb ccnc ccne ccnr ccnu ccra ccrc ccre ccuc ceac cean cear ceba cebu cec- ceca cece ceeb ceec cen- cena cene cer- cera cerc cere cern ceux cexe cnaa cnac cnbc cnex cnna cnrc cnrr crab crac cran crar crau crax crbc crbu crca crcc crce crcr cre- crea creb crec cree cren creu crex crna crne crub crue crun crux cuan cuau cub- cuba cubb cube cuca cucc cuce cucn cuer cuna cune cura curb cure curn curr cxxx eaba eaca eacc eaec eana eara earb eare earn eaux ebac eban ebba ebbc ebbr ebcc eben eber ebru ebur ecaa ecac ecan ecar ecbc ecbe ecca eccb eccc ecce ecne ecra ecrc ecrr ecru ecua eeca eeea eeee eena eera eerc enab enac enan enb- enbn enbr enca ence enea enee ener enna ennc enne ennu enra enue enur er-x eran erau erba erbb erbe erca ercc erce ereb erec eren erer erna erne erra errc erre erua erub eruc erur euan euba eubc euer eur- eura eurc eure exa- exan exec exen exer exrx naaa naab naac naan naar naba nabc nabe nabu naca nacc nace naea nan- nana nanb nane nann nanu nara narc nare narn narr naru narx naue naur nbaa nbar nbbc nbca nbcc nber ncaa ncac ncar ncba ncbc ncca nccc nccn nccr nccu ncea ncec ncee ncen ncer ncna ncnc ncra ncrc ncre ncua ncue neab neac nean near neau neba nebb nebe nebn nebr nebu neca necc nece necr neea neeb neen neer nena nene nenu nera nerc nere nerr neru neua neuc neue neun neur neuu nexe nexx nnnn nrab nrca nren nrna nrrc nuan nuba nubc nube nuca nuce nucu nuee nuer nuna nunc nune nunn nura nurc nure nurn nurr nuru raab raan raba rabb rabe rabu rac- raca racc race racu raec raen raer rana ranc rane rann ranx rara rarb rare raua raub rauc raue raun raxa rbbb rbbr rcac rcbc rccb rccc rcnr rea- reac reae rean rear reau reba rebb rebe rebu reca recc rece recr recu reeb reen rena rene renn renu rera rere reru reue reuu reux rexx rnbr rrna rrrr rrun ruan ruba rubb rube rubu ruca ruce ruen ruer runa runc rune runn rura rurc rure ruru ruun uabc uaca uarc uaru uaua ubac ubar ubba ubbe uber ubra ucan ucar ucbc ucca ucea ucrc ucua ueba unaa unac unan unar unau unbe unca uncc unce uneb unec unee unen uner unna unne unra urac uran urau urba urbe urca ure- urea urex urna urne urra urre urun urur uuen uuuu uxue xaar xace xana xara xare xbar xbee xbra xeer xen- xena xene xenn xenu xer- xera xexe xnee xuan xura xuxa xuxu xxxx