-ana -ane -ase -ene a-be aaaa aaab aaac aaae aaan aaar aaas aaba aabb aabc aaca aacb aacc aace aacn aacr aacs aaea aaec aaen aaes aana aane aara aarc aare aars aasa aasc aase aass abaa abab abac abae aban abar abas abb- abba abbb abbe abbr abbs abca abcb abcc abcn abcr abcs abec abee aben aber abes abra abrc abrs abs- absa abse abss acaa acab acac acae acan acar acas acba acca accc acce accs ace- acea acec acen acer aces acne acr- acra acrc acre acrr acrs acsa acsc acse acss aeac aean aeas aebn aebs aecb aeer aena aer- aera aerc aers aesc aess ana- anaa anab anac anae anan anar anas anba anbb anca ancc ance anec anee anen aner anes anna annb anne anns anrc ansa anse arab arac arae aran arar aras arba arbe arbs arc- arca arce arcs area arec aree aren ares arna arne arns arr- arra arrc arre arrr arrs ars- arsa arsc arse asaa asab asac asae asan asar asas asba asc- asca ascb ascc asce ascr asea asec asee asen aser ases asnc asne asra asrc asrs assa assc asse assn assr asss baaa baan baar baas baba babb babe babr babs bac- baca bacc bace bacn bacs baer baes bana banc bane bann banr bans bar- bara barb barc bare barn barr bars basa basc base bass bbas bbbb bbbs bbeb bbrc bcaa bcar bcas bcbc bcbs bcca bccc bccs bcec bcer bces bcra bcrs bcsa bcsc bcsn bcss bean bear beas beba bebb bebe beca becs beeb been beer bees bena bene benn bens bera berc bere bern berr bers bes- besa bese bess bnas bner bnrr bnss brab brac brae bran bras brca brcb brce brea breb brec bree bren brer bres brna brns brrr brrs brsb brsr bsaa bsac bsas bscs bsea bseb bsec bsee bser bses bsns bsra bssc bsse caaa caab caac caan caas caba cabe cabs cac- caca cacc cace cacr caec caen caer caes cana canc cane cann cans cara carb carc care carn carr cars casa casb casc case casr cass cbac cbar cbbc cbbs cbca cbcc cbce cbcn cbcr cbcs cbea cbec cbee cber cbna cbre cbrn cbsa cbsc cbse cbsn ccaa ccab ccac ccar ccas ccba ccbc ccbn ccca cccb cccc cccs ccee ccna ccnb ccnc ccne ccnr ccns ccra ccrc ccre ccrs ccsa ccsn ccss ceac cean cear ceas ceba cebs cec- ceca cece cecs ceeb ceec cees cen- cena cene cens cer- cera cerc cere cern cers cesa cesc cese cesr cess cnaa cnac cnas cnbc cnes cnna cnrc cnrr cnsa cnss crab crac cran crar cras crbc crca crcc crce crcr cre- crea creb crec cree cren cres crna crne crns crsa crss csaa csab csac csar csas cscb cscc csce cscr cscs csea csec csee cser csne csra csrc csrs cssa csse cssr eaba eaca eacc eaec eana eans eara earb eare earn ears easa ease ebac eban ebba ebbc ebbr ebbs ebcc eben eber ebes ebsa ecaa ecac ecan ecar ecbc ecbe ecca eccb eccc ecce eces ecne ecra ecrc ecrr ecsa ecsc ecse ecss eeca eecs eeea eeee eees eena eens eera eerc eers eese enab enac enan enas enb- enbn enbr enca ence encs enea enee ener enes enna ennc enne enns enra enrs ensa ense eran eras erba erbb erbe erca ercc erce ereb erec eren erer eres erna erne erns erra errc erre errs ersa erse esab esac esan esar esas esba esbs esca escb esce escr escs esea esee esen eser eses esna esne esra essa esse naaa naab naac naan naar naas naba nabc nabe nabs naca nacc nace nacs naea naes nan- nana nanb nane nann nans nara narc nare narn narr nars nas- nasa nasb nasc nase nasr nass nbaa nbar nbas nbbc nbca nbcc nbcs nber ncaa ncac ncar ncba ncbc ncbs ncca nccc nccn nccr nccs ncea ncec ncee ncen ncer nces ncna ncnc ncra ncrc ncre ncsa ncsc ncse ncss neab neac nean near neas neba nebb nebe nebn nebr nebs neca necc nece necr necs neea neeb neen neer nees nena nene nens nera nerc nere nerr ners nesa nesb nesc nese nesn nesr ness nnes nnnn nnsa nnss nrab nras nrca nrcs nren nrna nrrc nrsa nrsc nsaa nsac nsar nsca nscc nscs nseb nsec nser nsna nsnr nsra nsrc nssa nssb nssc nsse nssr nsss raab raan raas raba rabb rabe rabs rac- raca racc race racs raec raen raer raes rana ranc rane rann rans rara rarb rare rars rasa rasc rase rass rbbb rbbr rbbs rbss rcac rcas rcbc rccb rccc rccs rcnr rcsa rcsc rcss rea- reac reae rean rear reas reba rebb rebe rebs reca recc rece recr recs reeb reen rees rena rene renn rens rera rere rers resa rese resn ress rnas rnbr rncs rras rrna rrrr rsaa rscc rscn rscs rsee rsna rsnn rsnr rsre rssa sa-c saab saac saae saan saar saas saba sabb sabc sabe sabr sabs saca sacc sace sacn sacr sacs saeb saen saer saes sana sane sann sanr sans sara sarc sare sarn sarr sars sasa sasc sase sass sbaa sbac sbar sbas sbbs sbca sbcc sbcs sber sbsa sbse scaa scab scac scan scar scas scba sccc scce sccs scea scec scee scer scna scnr scr- scra scrc scre scrn scrs scsa scsc scsn scsr se-c se-e se-n se-s seaa seab seac sean sear seas seba sebe sebs sec- seca secc sece secn secr secs seea seeb seec seen seer sees sena sene senn senr sens sera serb serc sere sern serr sers sesa sesc sese sess snab snar snas snba snca sncc sneb snee sner snes snns snra snrs sras srbc srcc sreb srec sres srna srnn ssaa ssab ssac ssan ssas ssbn ssbr ssca sscc ssce sscs ssec ssee sses ssns ssra ssrc ssrs sssa sssb sssc ssss