a-a a-b a-c a-t aaa aab aac aae aak aan aas aat ab- aba abb abc abe abk abn abs abt ac- aca acb acc ace ack acn acs act aea aeb aec aee aek aen aes aet aka akb akc ake akk akn aks an- ana anb anc ane ank ann ans ant as- asa asb asc ase ask asn ass ast at- ata atb atc ate atn ats att baa bab bac bae bak ban bas bat bba bbb bbc bbe bbk bbn bbs bbt bca bcb bcc bce bck bcn bcs bct be- bea beb bec bee bek ben bes bet bka bkb bkc bke bkk bkn bks bkt bna bnb bnc bne bnk bnn bns bnt bsa bsb bsc bse bsk bsn bss bst bta btb btc bte btk btn bts btt c-- caa cab cac cae cak can cas cat cba cbb cbc cbe cbk cbn cbs cbt cca ccb ccc cce cck ccn ccs cct ce- cea ceb cec cee cek cen ces cet cka ckb ckc cks ckt cn- cna cnb cnc cne cnn cns cnt csa csb csc cse csk csn css cst cta ctb ctc cte ctk ctn cts ctt eaa eab eac eae eak ean eas eat eba ebb ebc ebe ebk ebn ebs ebt ec- eca ecb ecc ece eck ecn ecs ect eea eeb eec eee eek een ees eet eka ekb ekc eke eks ekt en- ena enb enc ene enk enn ens ent es- esa esb esc ese esk esn ess est eta etb etc ete etk etn ets ett k-t ka- kaa kab kac kae kak kan kas kat kba kbb kbc kbe kbk kbn kbs kca kcb kcc kce kck kcn kcs kct ke- kea keb kec kee kek ken kes ket kkb kkc kke kkk kkn kks kkt kn- kna knc kne knk knn knt ksa ksb ksc kse ksk ksn kss kst kta ktb ktc kte ktk ktn kts ktt naa nab nac nae nak nan nas nat nba nbb nbc nbe nbk nbn nbs nbt nca ncb ncc nce nck ncn ncs nct ne- nea neb nec nee nek nen nes net nka nkc nke nkk nkn nks nkt nna nnb nnc nne nnk nnn nns nnt nsa nsb nsc nse nsk nsn nss nst nta ntb ntc nte ntk ntn nts ntt saa sab sac sae sak san sas sat sba sbb sbc sbe sbk sbn sbs sbt sca scb scc sce sck scn scs sct se- sea seb sec see sek sen ses set sk- ska skb skc ske skk sks skt sna snb snc sne snk snn sns snt ss- ssa ssb ssc sse ssk ssn sss sst sta stb stc ste stk stn sts stt taa tab tac tae tak tan tas tat tba tbb tbc tbe tbk tbn tbs tbt tca tcb tcc tce tck tcn tcs tct te- tea teb tec tee tek ten tes tet tka tkb tkc tke tkk tks tkt tna tnb tnc tne tnk tnn tns tnt tsa tsb tsc tse tsk tsn tss tst tta ttb ttc tte ttk ttn tts ttt

-ana -ane -ase -ene a-ak a-be aaaa aaab aaac aaae aaan aaas aaba aabb aabc aabt aaca aacb aacc aace aack aacn aacs aact aaea aaec aaen aaes aaka aake aana aane aasa aasc aase aass aast aata aatc aatk aatt abaa abab abac abae abak aban abas abat abb- abba abbb abbe abbs abbt abca abcb abcc abcn abcs abct abec abee aben abes abet abs- absa abse abss abta abts ac-t acaa acab acac acae acan acas acat acba acca accc acce accs acct ace- acea acec acek acen aces acet acke acks acne acsa acsc acse acss acst acta actc acte acts actt aeac aean aeas aebn aebs aecb aect aeka aena aent aesc aess aest aeta aetc aetn aett akaa akae akan akas akca akee aken akes akka akna aksa akst akte ana- anaa anab anac anae anak anan anas anat anba anbb anca ancc ance anct anec anee anen anes anet ank- anka anke anna annb anne anns annt ansa anse ant- anta ante ants antt asaa asab asac asae asak asan asas asat asba asc- asca ascb ascc asce asct asea asec asee asek asen ases aset aska aske asks askt asnc asne assa assc asse assk assn asss asst asta astb astc aste asts at-t ataa atab atac atae atak atan atas atat atbs atca atcc atck atcs atea atec atee aten ates atka atkt atna atns atsb atsc atse atst atta atte attn atts baaa baak baan baas baat baba babb babe babs bac- baca bacc bace back bacn bacs bact baek baes bak- baka bake baks bakt bana banc bane bank bann bans bant basa basc base bask bass bast bata batc bate batn bats batt bbas bbbb bbbs bbeb bbet bcaa bcas bcat bcbc bcbs bcca bccc bccs bcec bces bcet bcsa bcsc bcsn bcss bctc bcts beak bean beas beat beba bebb bebe beca beck becs beeb beek been bees beet beka beke beks bena bene benk benn bens bent bes- besa bese besk bess best beta betc bete bets bett bnas bnet bnss bnta bsaa bsac bsas bsat bscs bsea bseb bsec bsee bses bset bskt bsns bssc bsse bsts btaa btan btcc btcs btec btek bten btss bttb caaa caab caac caan caas caat caba cabe cabs cac- caca cacc cace cack caec caen caes caka cake cana canc cane cank cann cans cant casa casb casc case cask cass cast cat- cata catb catc cate cats catt cbac cbat cbbc cbbs cbca cbcc cbce cbcn cbcs cbct cbea cbec cbee cbet cbka cbkn cbna cbsa cbsc cbse cbsn cbta cbtc ccaa ccab ccac ccas ccat ccba ccbc ccbn ccca cccb cccc cccs ccee ccna ccnb ccnc ccne ccns ccsa ccsn ccss ccst cctb cctc cctt ceac cean ceas ceat ceba cebs cec- ceca cece cecs cect ceeb ceec cees ceke cen- cena cene cens