-er a-a a-b a-c aaa aab aac aae aah aan aar ab- aba abb abc abe abh abn abr ac- aca acb acc ace ach acn acr aea aeb aec aee aeh aen aer aha ahb ahc ahe ahh ahn ahr an- ana anb anc ane anh ann anr ar- ara arb arc are arh arn arr baa bab bac bae bah ban bar bba bbb bbc bbe bbh bbn bbr bca bcb bcc bce bch bcn bcr be- bea beb bec bee beh ben ber bha bhb bhc bhe bhh bhr bna bnb bnc bne bnn bnr bra brb bre brh brn brr c-- caa cab cac cae cah can car cba cbb cbc cbe cbh cbn cbr cca ccb ccc cce cch ccn ccr ce- cea ceb cec cee ceh cen cer ch- cha chb chc che chh chn chr cn- cna cnb cnc cne cnh cnn cnr cra crb crc cre crh crn crr eaa eab eac eae eah ean ear eba ebb ebc ebe ebh ebn ebr ec- eca ecb ecc ece ech ecn ecr eea eeb eec eee een eer eha ehb ehc ehe ehh ehn ehr en- ena enb enc ene enh enn enr era erb erc ere erh ern err haa hab hac hae hah han har hba hbb hbc hbe hbh hbn hbr hca hcb hcc hce hch hcn hcr he- hea heb hec hee heh hen her hha hhb hhc hhe hhh hhn hhr hna hnb hnc hne hnh hnn hr- hra hrb hrc hre hrh hrn hrr naa nab nac nae nah nan nar nba nbb nbc nbe nbn nbr nca ncb ncc nce nch ncn ncr ne- nea neb nec nee neh nen ner nha nhb nhc nhe nhh nhn nhr nna nnb nnc nne nnh nnn nra nrb nrc nre nrn nrr ra- raa rab rac rae rah ran rar rba rbb rbc rbe rbh rbn rbr rca rcb rcc rce rch rcn rcr re- rea reb rec ree reh ren rer rh- rha rhb rhc rhe rhh rhn rhr rna rnb rnc rnh rnn rnr rra rrb rrc rrh rrn rrr

-ana -ane -ene a-be a-ha aaaa aaab aaac aaae aaah aaan aaar aaba aabb aabc aabh aaca aacb aacc aace aach aacn aacr aaea aaec aaen aaha aana aane aara aarc aare abaa abab abac abae aban abar abb- abba abbb abbe abbr abca abcb abcc abch abcn abcr abec abee aben aber abha abhr abra abrc acaa acab acac acae acan acar acba acca accc acce acch ace- acea acec aceh acen acer acha ache achh achr acne acr- acra acrc acre acrr aeac aean aebn aecb aeer aena aer- aera aerc ahab ahac ahah ahar ahen ahha ahne ahra ahrc ahre ahrr ana- anaa anab anac anae anah anan anar anba anbb anca ancc ance anec anee anen aner anha anhe anna annb anne anrc arab arac arae arah aran arar arba arbe arbh arc- arca arce arch area arec aree areh aren arh- arna arne arr- arra arrc arre arrh arrr baaa baah baan baar baba babb babe babr bac- baca bacc bace bach bacn baer baha bahn bahr bana banc bane banh bann banr bar- bara barb barc bare barh barn barr bbbb bbch bbeb bbrc bcaa bcar bcbc bcca bccc bcec bcer bche bcra beah bean bear beba bebb bebe beca bech beeb been beer behn behr bena bene benn bera berc bere bern berr bhan bhar bhca bhcc bher bhra bner bnrr brab brac brae brah bran brca brcb brce brea breb brec bree bren brer brna brrr caaa caab caac caah caan caba cabe cac- caca cacc cace cach cacr caec caen caer caha cahe cahn cana canc cane canh cann cara carb carc care carn carr cbac cbar cbbc cbca cbcc cbce cbcn cbcr cbea cbec cbee cber cbha cbna cbre cbrh cbrn ccaa ccab ccac ccar ccba ccbc ccbn ccca cccb cccc ccee ccha cche cchr 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 chaa chab chac chae chah chan char chca chce chch chea cheb chec chee cheh chen cher chha chnb chnc chnr chra chrb chrc chrn chrr cnaa cnac cnbc cnna cnrc cnrr crab crac cran crar crbc crca crcc crce crcr cre- crea creb crec cree creh cren crna crne eaba eabh eaca eacc each eaec eana eara earb eare earh earn ebac eban ebba ebbc ebbr ebcc eben eber ecaa ecac ecan ecar ecbc ecbe ecca eccb eccc ecce echa eche ecne ecra ecrc ecrr eeca eeea eeee eena eera eerc ehaa ehcc ehea eheh ehen eher ehna ehre enab enac enah enan enb- enbn enbr enca ence ench enea enee ener enna ennc enne enra eran erba erbb erbe erca ercc erce erch ereb erec eren erer erhc erna erne erra errc erre haab haan haar haba habe hace haec haen haha hahn hana hanc hane hann hara harc hare harh harn harr hbar hcbc hcca hccb hccc hcch heah hean hear hebb hebe hebr heca hech heeb heer hehe hehn hena hene henh henn hera herb herc here hern herr hhaa hhhh hnce hnna hrac hran hree hrrc naaa naab naac naan naar naba nabc nabe naca nacc nace nach naea naeh naha nahe nahr nan- nana nanb nane nann nara narc nare narh narn narr nbaa nbar nbbc nbca nbcc nber ncaa ncac ncar ncba ncbc ncca nccc nccn nccr ncea ncec ncee ncen ncer ncha nchc ncna ncnc ncra ncrc ncre neab neac neah nean near neba nebb nebe nebn nebr neca necc nece nech necr neea neeb neen neer neha nehe nena nene nenh nera nerc nere nerr nhcc nheb nhnn nhra nhrc nnnn nrab nrca nren nrna nrrc raab raan raba rabb rabe rac- raca racc race rach raec raen raer raha rahe rahn rahr rana ranc rane rann rara rarb rare rbbb rbbr rcac rcbc rccb rccc rchb