-ase a-be aaaa aaab aaac aaae aaam aaar aaas aaba aabb aabc aabm aaca aacb aacc aace aacm aacr aacs aaea aaec aaem aaes aama aamb aamc aame aamr aams aara aarc aare aarm aars aasa aasc aase aasm aass abaa abab abac abae abam abar abas abb- abba abbb abbe abbr abbs abca abcb abcc abcr abcs abec abee aber abes abma abmb abmc abms abra abrc abrs abs- absa abse abss acaa acab acac acae acar acas acba acca accc acce accm accs ace- acea acec acem acer aces acma acmc acme acms acr- acra acrc acre acrm acrr acrs acsa acsc acse acsm acss aeac aeas aebs aecb aeer aer- aera aerc aers aesc aess amaa amac amae amam amar amas amb- amba ambe ambr ambs amca amcc amcs amec amee amer ames amm- amma amme amra amrc amsa amsc amss arab arac arae aram arar aras arba arbe arbs arc- arca arce arcm arcs area arec aree arem ares arma armc arme armm arms arr- arra arrc arre arrr arrs ars- arsa arsc arse asaa asab asac asae asam asar asas asba asbm asc- asca ascb ascc asce ascr asea asec asee asem aser ases asma asme asmm asmr asms asra asrc asrm asrs assa assc asse assr asss baaa baam baar baas baba babb babe babm babr babs bac- baca bacc bace bacs baer baes bama bamb bamc bame bamm bams bar- bara barb barc bare barm barr bars basa basc base bass bbas bbbb bbbs bbcm bbeb bbrc bcaa bcam bcar bcas bcbc bcbs bcca bccc bccm bccs bcec bcer bces bcma bcms bcra bcrs bcsa bcsc bcsm bcss beam bear beas beba bebb bebe beca becs beeb beem beer bees bema beme bera berc bere berm berr bers bes- besa bese besm bess bmaa bmce brab brac brae bram bras brca brcb brce brea breb brec bree brem brer bres brmc brrm brrr brrs brsb brsr bsaa bsac bsam bsas bscs bsea bseb bsec bsee bser bses bsms bsra bsrm bssc bsse bssm caaa caab caac caam caas caba cabe cabs cac- caca cacc cace cacm cacr caec caem caer caes cama camb camc came camm cams cara carb carc care carm carr cars casa casb casc case casm casr cass cbac cbar cbbc cbbs cbca cbcc cbce cbcm cbcr cbcs cbea cbec cbee cber cbme cbms cbre cbrm cbsa cbsc cbse cbsm ccaa ccab ccac ccam ccar ccas ccba ccbc ccca cccb cccc cccm cccs ccee ccma ccmb ccmc ccmm ccms ccra ccrc ccre ccrs ccsa ccss ceac cear ceas ceba cebs cec- ceca cece cecm cecs ceeb ceec ceem cees cema cemb ceme cemm cemr cems cer- cera cerc cere cers cesa cesc cese cesr cess cmaa cmac cmas cmba cmbc cmbs cmcc cmcs cmea cmec cmes cmmb cmmc cmms cmra cmrr cmrs cmsa cmsc cmse crab crac cram crar cras crbc crca crcc crce crcr cre- crea creb crec cree crem cres crmb crms crsa crss csaa csab csac csar csas csbm cscb cscc csce cscr cscs csea csec csee csem cser csma csmc csra csrc csrs cssa csse cssm cssr eaba eaca eacc eaec eama eame eams eara earb eare ears easa ease ebac ebam ebba ebbc ebbr ebbs ebcc eber ebes ebsa ecaa ecac ecam ecar ecbc ecbe ecca eccb eccc ecce eccm ecem eces ecma ecra ecrc ecrm ecrr ecsa ecsc ecse ecss eeca eecs eeea eeee eees eems eera eerc eers eese emac emae emam emar emas emba embe embr embs emcc emcs emer emes emma emme emms emra emre emrs emsa emse eram eras erba erbb erbe erca ercc erce ereb erec erem erer eres erma ermc erme erms erra errc erre errs ersa erse esab esac esam esar esas esba esbs esca escb esce escm escr escs esea esee esem eser eses esma esme esmr esra essa esse maaa maac maam maar maas maba mabe mabs mac- maca macb macc mace macr macs maee maem maer maes mama mamc mame mams mar- mara marc mare marm marr mars masa masc mase masr mass mbac mbam mbas mbba mbbs mbca mbcs mbes mbms mbrs mcaa mcac mcas mcba mcbc mcca mccc mces mcmc mcrc mcsa mcse mcss mear meas mebe mec- meca mecc mece mecr mecs meem meer mees mema memc meme memr mems mer- mera merb merc mere merm mers mes- mesa mesc mese mesr mess mmaa mmab mmac mmar mmas mmcc mmcm mmcs mmea mmes mmmc mmmm mmms mmrc mmsc mmse mr-c mrac mras mrbb mrbm mrbs mrca mrcb mrcc mrce mrcs mreb mree mres mrmc mrrc mrsa mrsc mrse msaa msar msas msba msca mscc msce msea msec msee msem msma msmb msmc msmm msms msra msrb mssa mssm mssr raab raam raas raba rabb rabe rabs rac- raca racc race racs raec raer raes rama ramb rame ramm rams rara rarb rare rars rasa rasc rase rasm rass rbbb rbbr rbbs rbms rbss rcac rcas rcbc rccb rccc rccs rcms rcsa rcsc rcss rea- reac reae ream rear reas reba rebb rebe rebs reca recc rece recm recr recs reeb reem rees rema reme rems rera rere rers resa rese ress rmas rmbs rmsc rras rrmc rrrr rsaa rscc rscs rsee rsma rsme rsre rssa sa-c saab saac saae saam saar saas saba sabb sabc sabe sabr sabs saca sacc sace sacr sacs saeb saer saes sam- sama samc same samm sams sara sarc sare sarm sarr sars sasa sasc sase sasm sass sbaa sbac sbar sbas sbbs sbca sbcc sbcs sber sbma sbmc sbsa sbse scaa scab scac scam scar scas scba sccc scce sccm sccs scea scec scee scer scma scmc scmm scms scr- scra scrc scre scrs scsa scsc scsr se-c se-e se-s seaa seab seac seam sear seas seba sebe sebs sec- seca secc sece secr secs seea seeb seec seem seer sees sema semc seme sems sera serb serc sere serm serr sers sesa sesc sese sess smaa smac smas smba smbc smbe smcc smea smeb