-er a-a a-b aaa aab aae aag aak aan aar ab- aba abb abe abg abk abn abr aea aeb aee aeg aek aen aer ag- aga agb age agg agk agn agr aka akb ake akg akk akn akr an- ana anb ane ang ank ann anr ar- ara arb are arg ark arn arr baa bab bae bag bak ban bar bba bbb bbe bbg bbk bbn bbr be- bea beb bee beg bek ben ber bga bgb bge bgg bgk bgn bgr bka bkb bke bkg bkk bkn bkr bna bnb bne bng bnk bnn bnr bra brb bre brg brk brn brr eaa eab eae eag eak ean ear eba ebb ebe ebg ebk ebn ebr eea eeb eee eeg eek een eer ega egb ege egg egn egr eka ekb eke ekg ekr en- ena enb ene eng enk enn enr era erb ere erg erk ern err gaa gab gae gag gak gan gar gba gbe gbg gbk gbn gbr ge- gea geb gee geg gek gen ger gga ggb ggg ggn ggr gka gkb gkn gna gnb gne gnn gnr gra grb gre grg grk grn grr ka- kaa kab kae kag kak kan kar kba kbb kbe kbk kbn kbr ke- kea keb kee keg kek ken ker kga kgb kkb kke kkk kkn kkr kn- kna kne kng knk knn knr kra krg krk krn krr naa nab nae nag nak nan nar nba nbb nbe nbg nbk nbn nbr ne- nea neb nee neg nek nen ner nga ngb nge ngg ngk ngn nka nke nkk nkn nkr nna nnb nne nng nnk nnn nra nrb nre nrg nrk nrn nrr ra- raa rab rae rag rak ran rar rba rbb rbe rbg rbk rbn rbr re- rea reb ree reg rek ren rer rga rgb rge rgg rgk rgn rgr rkb rke rkg rkk rna rnb rng rnn rnr rra rrb rrg rrk rrn rrr

-ana -ane -ene a-ak a-be aaaa aaab aaae aaan aaar aaba aabb aaea aaen aage aaka aake aana aane aang aara aare abaa abab abae abag abak aban abar abb- abba abbb abbe abbr abee aben aber abra aean aebn aeer aega aeka aena aer- aera agag agan agar agba agea agee agen ager agga agge agna agne agra agre akaa akae akan akar akee akeg aken aker akka akna akr- akra akre ana- anaa anab anae anag anak anan anar anba anbb anee aneg anen aner ang- anga ange ank- anka anke anna annb anne arab arae arag arak aran arar arba arbe area aree areg arek aren arga argb arge arka arke arna arne arng arnk arr- arra arre arrg arrk arrr baaa baak baan baar baba babb babe babr baek baer baga bage bagg bagn bak- baka bake bakr bana bane bang bank bann banr bar- bara barb bare barg bark barn barr bbbb bbeb bbga bbng bbrg beag beak bean bear beba bebb bebe beeb beeg beek been beer bega begg beka beke bena bene beng benk benn bera bere berg berk bern berr bgan bneg bner bnrr brab brae brag brak bran brea breb bree breg brek bren brer brka brkb brna brrr eaba eaga eage eana eara earb eare earn eban ebba ebbr eben eber eeea eeee eega eeka eeke eena eeng eera eerg egaa egae egan egar egba egbe egea egee eger eggb egge egna egne egra egre eka- ekab ekeb ekek eken eker ekka ekne enab enan enb- enbn enbr enea enee eneg ener enga enge engg engr enka enke enkr enna enne enra eran erba erbb erbe ereb eren erer erg- erga ergg erke erna erne erra erre gaar gaba gabb gabe gabr gaea gaer gaga gage gagg gana gane gang gank gann gara garb gare garg garn garr gbag gban geab gean gear geba gebe geek geen geer gege gegg gen- gena gene geng genk genn gera gerb gere gern gggg ggrn gnaa gnar gnrr grab grae gran grbr grea greb gree greg gren grrr kaaa kaab kaag kaak kaan kaar kaba kabb kabe kabg kabr kaer kag- kaga kagb kage kagg kagr kaka kake kakk kakn kana kanb kane kang kann kara karb kare karg kark karn karr kbaa kbab kbae kbak kbar kbba kbbb kbbe kbbg kbbk kbbr kbeb kbee kbek kben kber kbga kbgb kbge kbgg kbgn kbgr kbkb kbkg kbkk kbkr kbna kbng kbnn kbnr kbra kbrb kbre kbrg kbrk kbrn kea- keag keak kean kear keba kebb kebe kebn kebr keek keen keer kega kege kegg kegk kegr keka kekb keke ken- kena kene keng kenk kenn kenr ker- kera kerb kere kerk kern kerr kgab kgak kgan kgba kgbb kgbn kgbr kgeb kgen kgga kggg kggr kgnb kgng kgnr kgra kgrb kgre kgrg kgrk kgrn kgrr kkaa kkag kkan kkar kkba kkbb kkbe kkbg kkbn kkbr kkea kkeg kken kkgb kkgr kkkk kknb kkne kknn kkrb kkre kkrk kkrn kkrr knaa knab knag knan knar knba knbb knbe knbn knbr knea kneb knee knek knen knga kngn kngr knkk knnb knng knnk knnr knrb knrg knrk krab krae krag krak kran krar krba krbb krbe krbg krbk krbr krea kreb kree krek kren krgn krka krke krkk krkn krkr krna krnb krne krng krnk krnn krrb krre krrg krrk krrn krrr naaa naab naag naan naar naba nabe nabk naea naga nage nagk naka nake nan- nana nanb nane nang nann nara nare narg nark narn narr nbaa nbak nbar nber neab nean near neba nebb nebe nebn nebr neea neeb neen neer nega nege neka neke nena nene neng nera nere nerk nerr ngab ngan ngen nger nkgb nngn nnnn nrab nren nrna raab raag raak raan raba rabb rabe rabk raeg raen raer raga rage ragg raka rake rakk rana rane rang rank rann rara rarb rare rark rbbb rbbr rea- reae reak rean rear reba rebb rebe rebk reeb reek reen rega rege regn regr reka reke rena rene reng renk renn rera rere rerg