-er a-a a-b a-c aaa aab aac aae aak aam aan aar aas ab- aba abb abc abe abk abm abn abr abs ac- aca acb acc ace ack acm acn acr acs aea aeb aec aee aek aem aen aer aes aka akb akc ake akk akm akn akr aks ama amb amc ame amk amm amn amr ams an- ana anb anc ane ank anm ann anr ans ar- ara arb arc are ark arm arn arr ars as- asa asb asc ase ask asm asn asr ass baa bab bac bae bak bam ban bar bas bba bbb bbc bbe bbk bbm bbn bbr bbs bca bcb bcc bce bck bcm bcn bcr bcs be- bea beb bec bee bek bem ben ber bes bka bkb bkc bke bkk bkm bkn bkr bks bma bmb bmc bme bmk bmm bmn bmr bms bna bnb bnc bne bnk bnn bnr bns bra brb bre brk brm brn brr brs bsa bsb bsc bse bsk bsm bsn bsr bss c-- caa cab cac cae cak cam can car cas cba cbb cbc cbe cbk cbm cbn cbr cbs cca ccb ccc cce cck ccm ccn ccr ccs ce- cea ceb cec cee cek cem cen cer ces cka ckb ckc ckm cks cma cmb cmc cme cmk cmm cmn cmr cms cn- cna cnb cnc cne cnm cnn cnr cns cra crb crc cre crk crm crn crr crs csa csb csc cse csk csm csn csr css eaa eab eac eae eak eam ean ear eas eba ebb ebc ebe ebk ebm ebn ebr ebs ec- eca ecb ecc ece eck ecm ecn ecr ecs eea eeb eec eee eek eem een eer ees eka ekb ekc eke ekr eks em- ema emb emc eme emk emm emn emr ems en- ena enb enc ene enk enm enn enr ens era erb erc ere erk erm ern err ers es- esa esb esc ese esk esm esn esr ess ka- kaa kab kac kae kak kam kan kar kas kba kbb kbc kbe kbk kbm kbn kbr kbs kca kcb kcc kce kck kcm kcn kcr kcs ke- kea keb kec kee kek kem ken ker kes kkb kkc kke kkk kkm kkn kkr kks kma kmb kmc kme kmk kmm kms kn- kna knc kne knk knm knn knr kra krc krk krn krr krs ksa ksb ksc kse ksk ksm ksn ksr kss m-r maa mab mac mae mak mam man mar mas mba mbb mbc mbe mbk mbm mbr mbs mc- mca mcb mcc mce mck mcm mcn mcr mcs mea meb mec mee mek mem men mer mes mka mkb mkc mke mkk mkm mkn mkr mks mma mmb mmc mme mmk mmm mmn mmr mms mna mnb mnc mne mnk mnm mnn mnr mns mra mrb mrc mre mrk mrm mrn mrr mrs msa msb msc mse msk msm msn msr mss naa nab nac nae nak nam nan nar nas nba nbb nbc nbe nbk nbm nbn nbr nbs nca ncb ncc nce nck ncm ncn ncr ncs ne- nea neb nec nee nek nem nen ner nes nka nkc nke nkk nkm nkn nkr nks nma nmb nmc nme nmk nmm nmn nmr nms nna nnb nnc nne nnk nnm nnn nns nra nrb nrc nre nrk nrm nrn nrr nrs nsa nsb nsc nse nsk nsm nsn nsr nss ra- raa rab rac rae rak ram ran rar ras rba rbb rbc rbe rbk rbm rbn rbr rbs rca rcb rcc rce rcm rcn rcr rcs re- rea reb rec ree rek rem ren rer res rkb rkc rke rkk rkm rks rma rmb rmc rme rmm rmn rmr rms rna rnb rnc rnm rnn rnr rns rra rrb rrc rrk rrm rrn rrr rrs rsa rsb rsc rse rsk rsm rsn rsr rss saa sab sac sae sak sam san sar sas sba sbb sbc sbe sbk sbm sbn sbr sbs sca scb scc sce sck scm scn scr scs se- sea seb sec see sek sem sen ser ses sk- ska skb skc ske skk skm skr sks sma smb smc sme smk smm smn smr sms sna snb snc sne snk snm snn snr sns sr- sra srb src sre srk srm srn srr srs ss- ssa ssb ssc sse ssk ssm ssn ssr sss

-ana -ane -ase -ene a-ak a-be aaaa aaab aaac aaae aaam aaan aaar aaas aaba aabb aabc aabm aaca aacb aacc aace aack aacm aacn aacr aacs aaea aaec aaem aaen aaes aaka aake aama aamb aamc aame aamn aamr aams aana aane aara aarc aare aarm aars aasa aasc aase aasm aass abaa abab abac abae abak abam aban abar abas abb- abba abbb abbe abbr abbs abca abcb abcc abcn abcr abcs abec abee aben aber abes abma abmb abmc abms abra abrc abrs abs- absa abse abss acaa acab acac acae acan acar acas acba acca accc acce accm accs ace- acea acec acek acem acen acer aces acke acks acma acmc acme acms acne acr- acra acrc acre acrm acrr acrs acsa acsc acse acsm acss aeac aean aeas aebn aebs aecb aeer aeka aena aer- aera aerc aers aesc aess akaa akae akam akan akar akas akca akee aken aker akes akka akna akr- akra akre aksa amaa amac amae amam aman amar amas amb- amba ambe ambn ambr ambs amca amcc amcs amec amee amen amer ames amka amm- amma amme amne amns amra amrc amsa amsc amsn amss ana- anaa anab anac anae anak anam anan anar anas anba anbb anca ancc ance anec anee anem anen aner anes ank- anka anke anma anna annb anne anns anrc ansa anse arab arac arae arak aram aran arar aras arba arbe arbs arc- arca arce arcm arcs area arec aree arek arem aren ares arka arke arks arma armc arme armm arms arna arne arnk arns arr- arra arrc arre arrk arrr arrs ars- arsa arsc