-er a-a a-b a-c aaa aab aac aae aan aar ab- aba abb abc abe abn abr ac- aca acb acc ace acn acr aea aeb aec aee aen aer an- ana anb anc ane ann anr ar- ara arb arc are arn arr baa bab bac bae ban bar bba bbb bbc bbe bbn bbr bca bcb bcc bce bcn bcr be- bea beb bec bee ben ber bna bnb bnc bne bnn bnr bra brb bre brn brr c-- caa cab cac cae can car cba cbb cbc cbe cbn cbr cca ccb ccc cce ccn ccr ce- cea ceb cec cee cen cer cn- cna cnb cnc cne cnn cnr cra crb crc cre crn crr eaa eab eac eae ean ear eba ebb ebc ebe ebn ebr ec- eca ecb ecc ece ecn ecr eea eeb eec eee een eer en- ena enb enc ene enn enr era erb erc ere ern err naa nab nac nae nan nar nba nbb nbc nbe nbn nbr nca ncb ncc nce ncn ncr ne- nea neb nec nee nen ner nna nnb nnc nne nnn nra nrb nrc nre nrn nrr ra- raa rab rac rae ran rar rba rbb rbc rbe rbn rbr rca rcb rcc rce rcn rcr re- rea reb rec ree ren rer rna rnb rnc rnn rnr rra rrb rrc rrn rrr

-ana -ane -ene a-be aaaa aaab aaac aaae aaan aaar aaba aabb aabc aaca aacb aacc aace aacn aacr aaea aaec aaen aana aane aara aarc aare abaa abab abac abae aban abar abb- abba abbb abbe abbr abca abcb abcc abcn abcr abec abee aben aber abra abrc acaa acab acac acae acan acar acba acca accc acce ace- acea acec acen acer acne acr- acra acrc acre acrr aeac aean aebn aecb aeer aena aer- aera aerc ana- anaa anab anac anae anan anar anba anbb anca ancc ance anec anee anen aner anna annb anne anrc arab arac arae aran arar arba arbe arc- arca arce area arec aree aren arna arne arr- arra arrc arre arrr baaa baan baar baba babb babe babr bac- baca bacc bace bacn baer bana banc bane bann banr bar- bara barb barc bare barn barr bbbb bbeb bbrc bcaa bcar bcbc bcca bccc bcec bcer bcra bean bear beba bebb bebe beca beeb been beer bena bene benn bera berc bere bern berr bner bnrr brab brac brae bran brca brcb brce brea breb brec bree bren brer brna brrr caaa caab caac caan caba cabe cac- caca cacc cace cacr caec caen caer cana canc cane cann cara carb carc care carn carr cbac cbar cbbc cbca cbcc cbce cbcn cbcr cbea cbec cbee cber cbna cbre cbrn ccaa ccab ccac ccar ccba ccbc ccbn ccca cccb cccc ccee ccna ccnb ccnc ccne ccnr ccra ccrc ccre ceac cean cear ceba cec- ceca cece ceeb ceec cen- cena cene cer- cera cerc cere cern cnaa cnac cnbc cnna cnrc cnrr crab crac cran crar crbc crca crcc crce crcr cre- crea creb crec cree cren crna crne eaba eaca eacc eaec eana eara earb eare earn ebac eban ebba ebbc ebbr ebcc eben eber ecaa ecac ecan ecar ecbc ecbe ecca eccb eccc ecce ecne ecra ecrc ecrr eeca eeea eeee eena eera eerc enab enac enan enb- enbn enbr enca ence enea enee ener enna ennc enne enra eran erba erbb erbe erca ercc erce ereb erec eren erer erna erne erra errc erre naaa naab naac naan naar naba nabc nabe naca nacc nace naea nan- nana nanb nane nann nara narc nare narn narr nbaa nbar nbbc nbca nbcc nber ncaa ncac ncar ncba ncbc ncca nccc nccn nccr ncea ncec ncee ncen ncer ncna ncnc ncra ncrc ncre neab neac nean near neba nebb nebe nebn nebr neca necc nece necr neea neeb neen neer nena nene nera nerc nere nerr nnnn nrab nrca nren nrna nrrc raab raan raba rabb rabe rac- raca racc race raec raen raer rana ranc rane rann rara rarb rare rbbb rbbr rcac rcbc rccb rccc rcnr rea- reac reae rean rear reba rebb rebe reca recc rece recr reeb reen rena rene renn rera rere rnbr rrna rrrr

-aaa- aaace aaaee aaarc aabaa aabba aabra aacbc aarna aarne abaab ababa ababe abaca abaer abana abanc abann abara abare abarn abbac abban abbar abcan abccc abean abear abeba abebe abece abeer abene abera abere aberr abner abrac abran abrar acaca acacb acana acar- acara acare accra aceae acene acera acerb acrab acrea acree aeaea aebbe aenea anaba anace anaea anana anane anara anare anban anbar ancar ancre anear anera annan annar anncr annee annen anner ar-ab ara-c arab- araba arabe araca arace araea arana aranc arara arare arbab arbar arbee arben arber arbre arcae arcan arcee arcen areae arean arear areca arena arene arere arnac arnan arnar arneb arnee arran arrea arren baabe baarn baban babar babec babee baben baber babra bacab bacar bacca bacea bacen bacne baena banan banar banba banca bance baner banna banne baraa barab barac baran barar barba barbe barca barce barea baren barer barna barne barra barre bbbee bbear be-er beana beanb beane beara beare bearn bebar beber bebra becan becca beeac beebe beena beene benab benac benan bence bene- benna benne beran berar berba berbe berca berea berec beren berna berne berra berre braca bracc brace brana branc brane brann brean breba brece breen breer brene brenn brera brere brrar brrrr c-a-c c-ran ca-ca caaan caaba caare caban caben caber cabra cabre caec- caeca caen- caere canae canan canar canbe canea caner canna canne caraa carab carac carb- carea caren carer carna carne carra carre ccccc ceace ceann ceara ceare cearr cebec ceber ceeac ceene ceere cenac cenae cence cerae ceran cerc- cerca cerce cerea cerec ceren cerer cerna cerne cerre cnnnn craba crabb crace craer cran- crana crane crann crare crcna crean crear crebe crece creen creer cren- crena crnac crnca crnce crnec