-er a-a a-b aaa aab aae aak aan aar aas ab- aba abb abe abk abn abr abs aea aeb aee aek aen aer aes aka akb ake akk akn akr aks an- ana anb ane ank ann anr ans ar- ara arb are ark arn arr ars as- asa asb ase ask asn asr ass baa bab bae bak ban bar bas bba bbb bbe bbk bbn bbr bbs be- bea beb bee bek ben ber bes bka bkb bke bkk bkn bkr bks bna bnb bne bnk bnn bnr bns bra brb bre brk brn brr brs bsa bsb bse bsk bsn bsr bss eaa eab eae eak ean ear eas eba ebb ebe ebk ebn ebr ebs eea eeb eee eek een eer ees eka ekb eke ekr eks en- ena enb ene enk enn enr ens era erb ere erk ern err ers es- esa esb ese esk esn esr ess ka- kaa kab kae kak kan kar kas kba kbb kbe kbk kbn kbr kbs ke- kea keb kee kek ken ker kes kkb kke kkk kkn kkr kks kn- kna kne knk knn knr kra krk krn krr krs ksa ksb kse ksk ksn ksr kss naa nab nae nak nan nar nas nba nbb nbe nbk nbn nbr nbs ne- nea neb nee nek nen ner nes nka nke nkk nkn nkr nks nna nnb nne nnk nnn nns nra nrb nre nrk nrn nrr nrs nsa nsb nse nsk nsn nsr nss ra- raa rab rae rak ran rar ras rba rbb rbe rbk rbn rbr rbs re- rea reb ree rek ren rer res rkb rke rkk rks rna rnb rnn rnr rns rra rrb rrk rrn rrr rrs rsa rsb rse rsk rsn rsr rss saa sab sae sak san sar sas sba sbb sbe sbk sbn sbr sbs se- sea seb see sek sen ser ses sk- ska skb ske skk skr sks sna snb sne snk snn snr sns sr- sra srb sre srk srn srr srs ss- ssa ssb sse ssk ssn ssr sss

-ana -ane -ase -ene a-ak a-be aaaa aaab aaae aaan aaar aaas aaba aabb aaea aaen aaes aaka aake aana aane aara aare aars aasa aase aass abaa abab abae abak aban abar abas abb- abba abbb abbe abbr abbs abee aben aber abes abra abrs abs- absa abse abss aean aeas aebn aebs aeer aeka aena aer- aera aers aess akaa akae akan akar akas akee aken aker akes akka akna akr- akra akre aksa ana- anaa anab anae anak anan anar anas anba anbb anee anen aner anes ank- anka anke anna annb anne anns ansa anse arab arae arak aran arar aras arba arbe arbs area aree arek aren ares arka arke arks arna arne arnk arns arr- arra arre arrk arrr arrs ars- arsa arse arsk asaa asab asae asak asan asar asas asba asea asee asek asen aser ases aska aske askr asks asne asra asrs assa asse assk assn assr asss baaa baak baan baar baas baba babb babe babr babs baek baer baes bak- baka bake bakr baks bana bane bank bann banr bans bar- bara barb bare bark barn barr bars basa base bask bass bbas bbbb bbbs bbeb beak bean bear beas beba bebb bebe beeb beek been beer bees beka beke beks bena bene benk benn bens bera bere berk bern berr bers bes- besa bese besk bess bnas bner bnrr bnss brab brae brak bran bras brea breb bree brek bren brer bres brka brkb brna brns brrr brrs brsb brsr bsaa bsas bsea bseb bsee bser bses bsns bsra bsse eaba eana eans eara earb eare earn ears easa ease eban ebba ebbr ebbs eben eber ebes ebsa eeea eeee eees eeka eeke eeks eena eens eera eers eese eesk eka- ekab ekeb ekek eken eker ekes ekka ekne enab enan enas enb- enbn enbr enea enee ener enes enka enke enkr enna enne enns enra enrs ensa ense eran eras erba erbb erbe ereb eren erer eres erke erks erna erne erns erra erre errs ersa erse esab esan esar esas esba esbs esea esee esek esen eser eses eska eske esks esna esne esra essa esse kaaa kaab kaak kaan kaar kaas kaba kabb kabe kabr kaer kaes kaka kake kakk kakn kaks kana kanb kane kann kans kara karb kare kark karn karr kars kas- kasa kasb kase kask kasn kasr kass kbaa kbab kbae kbak kbar kbas kbba kbbb kbbe kbbk kbbr kbbs kbeb kbee kbek kben kber kbes kbkb kbkk kbkr kbna kbnn kbnr kbra kbrb kbre kbrk kbrn kbsa kbsb kbsk kbsn kbsr kbss kea- keak kean kear keas keba kebb kebe kebn kebr keek keen keer kees keka kekb keke keks ken- kena kene kenk kenn kenr kens ker- kera kerb kere kerk kern kerr kers kesa kesb kesk kesn kesr kess kkaa kkan kkar kkba kkbb kkbe kkbn kkbr kkbs kkea kken kkkk kknb kkne kknn kkns kkrb kkre kkrk kkrn kkrr kkrs kksa kkse kksn kksr kkss knaa knab knan knar knas knba knbb knbe knbn knbr knea kneb knee knek knen knes knkk knnb knnk knnr knns knrb knrk knrs knsa knsb knse knsk knsn knsr knss krab krae krak kran krar kras krba krbb krbe krbk krbr krea kreb kree krek kren kres krka krke krkk krkn krkr krks krna krnb krne krnk krnn krrb krre krrk krrn krrr krrs krsa krse krsk krsn krsr krss ksab ksak ksan ksar ksas ksba ksbn ksbr ksbs ksea ksee ksek ksen kser kska kskb kske kskk kskn kskr ksks ksna ksnb ksnk ksnn ksnr ksns ksra ksrb ksrn ksrr ksrs kssa ksse kssn kssr ksss naaa naab naan naar naas naba nabe nabk nabs naea naes naka nake naks nan- nana nanb nane nann nans nara nare nark narn narr nars nas- nasa nasb nase nask nasr nass nbaa nbak nbar nbas nber neab nean near neas neba nebb nebe nebn nebr