-ana -ane -ene aaaa aaac aaae aaaf aaan aaar aaca aacc aace aacf aacn aacr aaea aaec aaen aafa aafc aaff aana aane aara aarc aare acaa acac acae acan acar acca accc acce accf ace- acea acec acen acer acfc acfe acne acr- acra acrc acre acrr aeac aeaf aean aeer aena aer- aera aerc afaa afan afar afca afcc afee afer affa affc afr- afra afrc afre ana- anaa anac anae anan anar anca ancc ance anec anee anen aner anfa anna anne anrc arac arae araf aran arar arc- arca arce area arec aree aref aren arfa arfc arff arna arne arr- arra arrc arre arrr caaa caac caaf caan cac- caca cacc cace cacr caec caen caer cafa cafc cafe caff cana canc cane cann cara carc care carf carn carr ccaa ccac ccaf ccar ccca cccc cccf ccee ccfa ccfc ccff ccna ccnc ccne ccnf ccnr ccra ccrc ccre ccrf ceac cean cear cec- ceca cece ceec cef- cefa cefc cefn cen- cena cene cer- cera cerc cere cerf cern cfaa cfac cfae cfar cfca cfcf cfcn cffr cfnr cfra cfre cfrn cnaa cnac cnfa cnna cnrc cnrr crac craf cran crar crca crcc crce crcr cre- crea crec cree cren crfc crna crne eaaf eaca eacc eaec eana eara eare earn ecaa ecac ecan ecar ecca eccc ecce ecef ecfa ecfc ecfr ecne ecra ecrc ecrf ecrr eeca eeea eeee eefa eefe eefn eena eera eerc efca efen effa enac enan enca ence enea enee ener enna ennc enne enra eraf eran erca ercc erce erec eren erer erfc erna erne erra errc erre faaa faac faan faca facc face fafa fafc fafe faff fana fanc fane fara farc fare farr fcar fcca fccf fcra feaf fean fear fece feen feer fefc fefe feff fena fene fenn fera ferc fere fern ferr ffar ffcc ffee ffff ffrr fnac fnar frac frae fran frcc frcn frea free fren frfc naaa naac naan naar naca nacc nace nacf naea naef nafa nafc nafe naff nan- nana nane nann nara narc nare narf narn narr ncaa ncac ncar ncca nccc nccf nccn nccr ncea ncec ncee ncef ncen ncer ncfc ncfe ncna ncnc ncra ncrc ncre neac neaf nean near neca necc nece necr neea neef neen neer nefa nefe neff nena nene nera nerc nere nerf nerr nfaa nfer nfff nfra nnnn nrca nren nrfc nrna nrrc raaf raan rac- raca racc race raec raef raen raer rafa rafc rafe raff rana ranc rane rann rara rare rarf rcac rcaf rccc rcfc rcnr rea- reac reae reaf rean rear reca recc rece recr reef reen refe reff refn refr rena rene renn rera rere rfae rfef rffc rnaf rrfc rrna rrrr