-er a-a a-b aaa aab aae aak aan aao aar ab- aba abb abe abk abn abo abr aea aeb aee aek aen aeo aer aka akb ake akk akn ako akr an- ana anb ane ank ann ano anr aoa aob aoe aok aon aoo aor ar- ara arb are ark arn aro arr baa bab bae bak ban bao bar bba bbb bbe bbk bbn bbo bbr be- bea beb bee bek ben beo ber bka bkb bke bkk bkn bko bkr bna bnb bne bnk bnn bno bnr boa bob boe bok bon boo bor bra brb bre brk brn bro brr eaa eab eae eak ean eao ear eba ebb ebe ebk ebn ebo ebr eea eeb eee eek een eeo eer eka ekb eke eko ekr en- ena enb ene enk enn eno enr eo- eoa eob eoe eok eon eoo eor era erb ere erk ern ero err ka- kaa kab kae kak kan kao kar kba kbb kbe kbk kbn kbo kbr ke- kea keb kee kek ken keo ker kkb kke kkk kkn kkr kn- kna kne knk knn kno knr koa kob koe kok kon koo kor kra krk krn kro krr naa nab nae nak nan nao nar nba nbb nbe nbk nbn nbo nbr ne- nea neb nee nek nen neo ner nka nke nkk nkn nko nkr nna nnb nne nnk nnn nno no- noa nob noe nok non noo nor nra nrb nre nrk nrn nro nrr oaa oab oae oak oan oao oar ob- oba obb obe obk obn obo obr oea oeb oee oen oeo oer oka okb oke okk oko okr on- ona onb one onk onn ono onr oo- ooa oob ook oon ooo oor or- ora orb ore ork orn oro orr ra- raa rab rae rak ran rao rar rba rbb rbe rbk rbn rbo rbr re- rea reb ree rek ren reo rer rkb rke rkk rko rna rnb rnn rno rnr roa rob roe rok ron roo ror rra rrb rrk rrn rrr

-ana -ane -ene -one a-ak a-be a-ok aaaa aaab aaae aaan aaar aaba aabb aaea aaen aaka aake aana aane aaoe aaon aaoo aara aare aaro abaa abab abae abak aban abar abb- abba abbb abbe abbo abbr abee aben aber aboa abob abok abon aboo abor abra abro aean aebn aeer aeka aena aeon aer- aera aero akaa akae akan akao akar akee aken aker akka akko akna akok akon akr- akra akre ana- anaa anab anae anak anan anao anar anba anbb anbo anee anen aner ank- anka anke anko anna annb anne anno ano- anoa anon anor aoba aonb aone aono aora aorb aorn arab arae arak aran arar arba arbe area aree arek aren areo arka arke arko arna arne arnk arno aroa arob aroe aron aroo aror arr- arra arre arrk arro arrr baaa baak baan baar baba babb babe babo babr baek baer bak- baka bake bako bakr bana bane bank bann bano banr baon bar- bara barb bare bark barn baro barr bbbb bbeb beak bean bear beba bebb bebe bebo beeb beek been beer beka beke beko bena bene benk benn beno beo- beok beon beor bera bere berk bern bero berr bner bnor bnrr boab boak boan boar boba bobb bobe bobo boea boee boen boeo boer boka boke bokn boko bona bone bonk bonn bono boob booe book boon boor bor- bora bore bork born boro borr brab brae brak bran brao brea breb bree brek bren breo brer brka brkb brna brno broa brob broe brok bron broo bror brrr eaba eana eara earb eare earn earo eban ebba ebbo ebbr eben eber ebno eboe ebon eboo ebor ebro eeea eeee eeka eeke eena eera eero eka- ekab ekeb ekek eken eker ekka ekne ekoa enab enan enb- enbn enbr enea enee eneo ener enka enke enkr enna enne eno- enoe enon enra eoan eoka eone eora eore eran erba erbb erbe ereb eren erer erke erna erne erno erob eroe eron eroo erra erre erro kaaa kaab kaak kaan kaar kaba kabb kabe kabo kabr kaeo kaer kaka kake kakk kakn kako kana kanb kane kann kano kaoa kaok kaon kaor kara karb kare kark karn karo karr kbaa kbab kbae kbak kbar kbba kbbb kbbe kbbk kbbo kbbr kbeb kbee kbek kben kbeo kber kbkb kbkk kbko kbkr kbna kbnn kbno kbnr kboa kbob kboe kbok kbon kboo kbra kbrb kbre kbrk kbrn kbro kea- keak kean kear keba kebb kebe kebn kebr keek keen keer keka kekb keke keko ken- kena kene kenk kenn keno kenr keok keon ker- kera kerb kere kerk kern kero kerr kkaa kkan kkar kkba kkbb kkbe kkbn kkbo kkbr kkea kken kkkk kknb kkne kknn kkno kkoa kkob kkon kkoo kkor kkrb kkre kkrk kkrn kkro kkrr knaa knab knan knar knba knbb knbe knbn knbr knea kneb knee knek knen kneo knkk knnb knnk knnr knob knoe knok knon knor knrb knrk knro koab koae koak koan koar koba kobb kobe kobk kobn kobo kobr koea koen koka kokb koke kokk kokn koko kokr kona kone konk kono koob kook koon kooo koor kora korb kore kork korn koro korr krab krae krak kran krar krba krbb krbe krbk krbr krea kreb kree krek kren kreo krka krke krkk krkn krko krkr krna krnb krne krnk krnn krno kroa krob kroe krok kroo kror krrb krre krrk krrn krro krrr naaa naab naan naar naba nabe nabk nabo naea naka nake nako nan- nana nanb nane nann nano naor nara nare nark narn naro narr nbaa nbak nbar nbbo nber neab nean near neba nebb nebe nebn nebo nebr neea neeb neen neer neka neke neko nena nene neno neo- neon neoo nera nere nerk nero nerr nkok nkor nnnn noaa noae noak noba nobo noer noke noko non- nona none nonn nono noo- noob nook noon nooo noor nor- nora norb nore nork norn