-ana -ane -ene a-be aaaa aaab aaac aaae aaan aaar aaba aabb aabc aabt aaca aacb aacc aace aacn aacr aact aaea aaec aaen aana aane aara aarc aare aart aata aatc aatt abaa abab abac abae aban abar abat abb- abba abbb abbe abbr abbt abca abcb abcc abcn abcr abct abec abee aben aber abet abra abrc abta ac-t acaa acab acac acae acan acar acat acba acca accc acce acct ace- acea acec acen acer acet acne acr- acra acrc acre acrr acta actc acte actt aeac aean aebn aecb aect aeer aena aent aer- aera aerc aeta aetc aetn aetr aett ana- anaa anab anac anae anan anar anat anba anbb anca ancc ance anct anec anee anen aner anet anna annb anne annt anrc ant- anta ante antr antt arab arac arae aran arar arat arba arbe arc- arca arce arct area arec aree aren aret arna arne arnt arr- arra arrc arre arrr arrt arta artc arte artr at-t ataa atab atac atae atan atar atat atca atcc atcr atea atec atee aten ater atna atra atrc atre atrn atta atte attn attr baaa baan baar baat baba babb babe babr bac- baca bacc bace bacn bact baer bana banc bane bann banr bant bar- bara barb barc bare barn barr bart bata batc bate batn batt bbbb bbeb bbet bbrc bcaa bcar bcat bcbc bcca bccc bcec bcer bcet bcra bctc bean bear beat beba bebb bebe beca beeb been beer beet bena bene benn bent bera berc bere bern berr bert beta betc bete bett bner bnet bnrr bnta brab brac brae bran brat brca brcb brce brea breb brec bree bren brer bret brna brrr brtc btaa btan btcc btec bten btrc btrt bttb caaa caab caac caan caat caba cabe cac- caca cacc cace cacr caec caen caer cana canc cane cann cant cara carb carc care carn carr cart cat- cata catb catc cate catt cbac cbar cbat cbbc cbca cbcc cbce cbcn cbcr cbct cbea cbec cbee cber cbet cbna cbre cbrn cbrt cbta cbtc ccaa ccab ccac ccar ccat ccba ccbc ccbn ccca cccb cccc ccee ccna ccnb ccnc ccne ccnr ccra ccrc ccre ccrt cctb cctc cctt ceac cean cear ceat ceba cec- ceca cece cect ceeb ceec cen- cena cene cent cer- cera cerc cere cern cert cet- ceta cete cnaa cnac cnbc cnet cnna cnrc cnrr cnrt cnta cntc cntr crab crac cran crar crat crbc crca crcc crce crcr cre- crea creb crec cree cren cret crna crne crrt crtc ctab ctae ctan ctba ctca ctec cten ctne ctrc ctrn ctta cttn eaba eaca eacc eaec eana eara earb eare earn eart eata eate ebac eban ebba ebbc ebbr ebcc eben eber ecaa ecac ecan ecar ecat ecbc ecbe ecca eccb eccc ecce ecct ecne ecra ecrc ecrr ect- ecta ectc eeca eeea eeee eena eent eera eerc eeta eetc eete enab enac enan enat enb- enbn enbr enca ence enea enee ener enna ennc enne enra ent- ente entr eran erat erba erbb erbe erca ercc erce ereb erec eren erer eret erna erne erra errc erre erta etan etat etbc etbr etcc etec etee eten eter etna etne etnr etra etre etta ette ettn naaa naab naac naan naar naat naba nabc nabe naca nacc nace naea nan- nana nanb nane nann nant nara narc nare narn narr nart nata natc nate natt nbaa nbar nbbc nbca nbcc nber ncaa ncac ncar ncat ncba ncbc ncca nccc nccn nccr ncct ncea ncec ncee ncen ncer ncna ncnc ncra ncrc ncre ncta nctc ncte nctr neab neac nean near neat neba nebb nebe nebn nebr neca necc nece necr nect neea neeb neen neer neet nena nene nent nera nerc nere nerr nert net- neta netb nete nett nnnn nntn nrab nrca nren nrna nrrc nrta ntbc ntcc nter ntrc nttr raab raan raat raba rabb rabe rac- raca racc race ract raec raen raer rana ranc rane rann rant rara rarb rare rata rate ratt rbbb rbbr rcac rcbc rccb rccc rcet rcnr rctc rea- reac reae rean rear reat reba rebb rebe reca recc rece recr rect reeb reen reet rena rene renn rent rera rere rert reta rete retr rett rnbr rnnt rrat rrna rrrr rtan rtca rtcc rtce rtee taa- taan taar taat taba tabb tabc tabe taca tacc tace tact taec taen taer tana tane tann tant tara tarb tarc tare tarn tarr tart tata tatb tate tatr tatt tbar tbca tbcb tbcc tbce tbrb tbta tcca tccc tcnn tctc teac tean tear teat teba teca tecr tect teec teen teer teet tena tenb tenc tene tenn tent ter- tera terc tere tern terr teta tete tetr tett tnbc tnca tncc tneb traa trab trac trae tran trat trca trcc tre- trea trec tree tren tret trna trra trtc trte trtr ttab ttbb ttcn tten tter tttt