a-a a-b a-c aaa aab aac aae aak aan aao ab- aba abb abc abe abk abn abo ac- aca acb acc ace ack acn aco aea aeb aec aee aek aen aeo aka akb akc ake akk akn ako an- ana anb anc ane ank ann ano aoa aob aoc aoe aok aon aoo baa bab bac bae bak ban bao bba bbb bbc bbe bbk bbn bbo bca bcb bcc bce bck bcn bco be- bea beb bec bee bek ben beo bka bkb bkc bke bkk bkn bko bna bnb bnc bne bnk bnn bno boa bob boc boe bok bon boo c-- caa cab cac cae cak can cao cba cbb cbc cbe cbk cbn cbo cca ccb ccc cce cck ccn cco ce- cea ceb cec cee cek cen ceo cka ckb ckc cko cn- cna cnb cnc cne cnn cno co- coa cob coc coe cok con coo eaa eab eac eae eak ean eao eba ebb ebc ebe ebk ebn ebo ec- eca ecb ecc ece eck ecn eco eea eeb eec eee eek een eeo eka ekb ekc eke eko en- ena enb enc ene enk enn eno eo- eoa eob eoc eoe eok eon eoo ka- kaa kab kac kae kak kan kao kba kbb kbc kbe kbk kbn kbo kca kcb kcc kce kck kcn ke- kea keb kec kee kek ken keo kkb kkc kke kkk kkn kn- kna knc kne knk knn kno koa kob koc koe kok kon koo naa nab nac nae nak nan nao nba nbb nbc nbe nbk nbn nbo nca ncb ncc nce nck ncn nco ne- nea neb nec nee nek nen neo nka nkc nke nkk nkn nko nna nnb nnc nne nnk nnn nno no- noa nob noc noe nok non noo oaa oab oac oae oak oan oao ob- oba obb obc obe obk obn obo oc- oca ocb occ ock ocn oco oea oeb oec oee oen oeo oka okb okc oke okk oko on- ona onb onc one onk onn ono oo- ooa oob ooc ook oon ooo

-ana -ane -ene -one a-ak a-be a-ok aaaa aaab aaac aaae aaan aaba aabb aabc aaca aacb aacc aace aack aacn aaco aaea aaec aaen aaka aake aana aane aaoe aaon aaoo abaa abab abac abae abak aban abb- abba abbb abbe abbo abca abcb abcc abcn abec abee aben aboa abob abok abon aboo acaa acab acac acae acan acba acca accc acce acco ace- acea acec acek acen acke acne acoa acoe acon aeac aean aebn aecb aeka aena aeon akaa akae akan akao akca akee aken akka akko akna akok akon ana- anaa anab anac anae anak anan anao anba anbb anbo anca ancc ance anco anec anee anen ank- anka anke anko anna annb anne anno ano- anoa anon aoba aoca aoce aonb aone aono baaa baak baan baba babb babe babo bac- baca bacc bace back bacn baco baek bak- baka bake bako bana banc bane bank bann bano baon bbbb bbeb bcaa bcbc bcca bccc bcec beak bean beba bebb bebe bebo beca beck beeb beek been beka beke beko bena bene benk benn beno beo- beok beon bnoc boab boac boak boan boba bobb bobe bobo boca boce bock boco boea boec boee boen boeo boka boke bokn boko bona bonc bone bonk bonn bono boob booc booe book boon c-bo caaa caab caac caan caba cabe cabo cac- caca cacc cace cack caco caec caen caka cake cana canc cane cank cann cano cbac cbbc cbca cbcc cbce cbcn cbea cbec cbee cbka cbkn cbko cbna ccaa ccab ccac ccba ccbc ccbn ccca cccb cccc ccee ccna ccnb ccnc ccne ccob ccoc ceac cean ceba cec- ceca cece ceco ceeb ceec ceke cen- cena cene ceno ckac ckan ckbc ckbe ckck ckco cken cknb cknc ckoa ckob ckoc ckoo cnaa cnac cnbc cnco cnna coak coan coba cobb cobe cobo coca coce cock coco coen cok- coka coke coko con- cona conc cone conk conn cono coob cook coon eaba eaca eacc eaec eana ebac eban ebba ebbc ebbo ebcc eben ebno eboe ebon eboo ecaa ecac ecan ecao ecbc ecbe ecca eccb eccc ecce ecco ecka ecko ecne eco- econ eeca eeea eeee eeka eeke eena eeoc eka- ekab ekco ekeb ekek eken ekka ekne ekoa enab enac enan enb- enbn enca ence enco enea enee eneo enka enke enna ennc enne eno- enoc enoe enon eoan eoka eone kaaa kaab kaak kaan kaba kabb kabc kabe kabo kacb kacc kace kaco kaeo kaka kakc kake kakk kakn kako kana kanb kane kann kano kaoa kaoc kaok kaon kbaa kbab kbac kbae kbak kbba kbbb kbbc kbbe kbbk kbbo kbca kbcb kbce kbck kbco kbeb kbec kbee kbek kben kbeo kbkb kbkk kbko kbna kbnn kbno kboa kbob kboc kboe kbok kbon kboo kcaa kcab kcac kcba kcbc kcbk kcca kccb kccc kcck kcea kceb kcec kcee kceo kckc kckk kckn kcko kcnb kcno kcob kcoe kcon kea- keak kean keba kebb kebc kebe kebn keca keck keco keek keen keka kekb kekc keke keko ken- kena kene kenk kenn keno keok keon kkaa kkac kkan kkba kkbb kkbe kkbn kkbo kkcb kkck kkcn kkco kkea kken kkkk kknb kkne kknn kkno kkoa kkob kkon kkoo knaa knab knac knan knba knbb knbc knbe knbn knca kncb knce knck kncn knco knea kneb knec knee knek knen kneo knkk knnb knnk knob knoc knoe knok knon koab koac koae koak koan koba kobb kobc kobe kobk kobn kobo koca kocb kock kocn koea koen koka kokb kokc koke kokk kokn koko kona konc kone konk kono koob kooc kook koon kooo naaa naab naac naan naba nabc nabe nabk nabo naca nacc nace nack naco naea naka nake nako nan- nana nanb nane nann nano naoc nbaa nbak nbbc nbbo nbca nbcc nbco ncaa ncac ncba ncbc ncca nccc nccn ncea ncec ncee ncen ncna ncnc ncoa ncoc neab neac