a-a a-b a-c aaa aab aac aae aaf aak aan aau ab- aba abb abc abe abf abk abn abu ac- aca acb acc ace acf ack acn acu aea aeb aec aee aef aek aen aeu af- afa afb afc afe aff afk afn afu aka akb akc ake akk akn aku an- ana anb anc ane anf ank ann anu au- aua aub auc aue auf auk aun b-u baa bab bac bae baf bak ban bau bba bbb bbc bbe bbf bbk bbn bbu bca bcb bcc bce bcf bck bcn bcu be- bea beb bec bee bef bek ben beu bfa bfb bfc bfe bff bfn bfu bka bkb bkc bke bkf bkk bkn bna bnb bnc bne bnf bnk bnn bnu bua bub buc bue buf buk bun buu c-- caa cab cac cae caf cak can cau cba cbb cbc cbe cbf cbk cbn cbu cca ccb ccc cce ccf cck ccn ccu ce- cea ceb cec cee cef cek cen ceu cfa cfb cfc cfe cff cfk cfn cfu cka ckb ckc cn- cna cnb cnc cne cnf cnn cnu cua cub cuc cue cuf cuk cun cuu eaa eab eac eae eaf eak ean eau eba ebb ebc ebe ebf ebk ebn ebu ec- eca ecb ecc ece ecf eck ecn ecu eea eeb eec eee eef eek een ef- efa efb efc efe eff eka ekb ekc eke ekf eku en- ena enb enc ene enf enk enn enu eu- eua eub euc eue euf eun faa fab fac fae faf fak fan fau fba fbb fbc fbe fbf fbk fbn fbu fca fcb fcc fce fcf fck fcn fcu fea feb fec fee fef fek fen feu ffa ffc ffe fff ffk ffn ffu fka fkb fkc fkf fkk fna fnb fnc fne fnf fnk fnn fnu fua fub fue fuf fuk fun fuu ka- kaa kab kac kae kaf kak kan kau kba kbb kbc kbe kbf kbk kbn kbu kca kcb kcc kce kck kcn kcu ke- kea keb kec kee kef kek ken kfa kfc kff kfu kkb kkc kke kkk kkn kku kn- kna knc kne knf knk knn knu kub kuc kue kuk kun kuu naa nab nac nae naf nak nan nau nba nbb nbc nbe nbf nbk nbn nbu nca ncb ncc nce ncf nck ncn ncu ne- nea neb nec nee nef nek nen neu nfa nfb nfc nfe nff nfk nfn nfu nka nkc nke nkf nkk nkn nku nna nnb nnc nne nnf nnk nnn nnu nua nub nuc nue nuk nun nuu ua- uaa uab uac uae uaf uak uan uau uba ubb ubc ube ubf ubk ubn ubu uca ucb ucc uce ucf uck ucn ucu uea ueb uec uee uef uen ufa ufc ufe uff ufn ufu uka ukb ukc uke ukf ukk ukn uku un- una unb unc une unf unk unn unu uua uuc uue uun uuu

-ana -ane -ene a-ak a-be a-fu a-un aaaa aaab aaac aaae aaaf aaan aaba aabb aabc aaca aacb aacc aace aacf aack aacn aacu aaea aaec aaen aafa aafb aafc aaff aaka aake aaku aana aane abaa abab abac abae abaf abak aban abau abb- abba abbb abbe abca abcb abcc abcf abcn abec abee aben abff abnu abua abue abuf abuk abun acaa acab acac acae acan acba acca accc acce accf accu ace- acea acec acek acen acfc acfe acke acne acu- acue acuf aeac aeaf aean aebn aecb aeka aena afaa afak afan afca afcb afcc afcu afee afek affa affc afka afua afue akaa akae akan akca akee aken akeu akka akku akna akua ana- anaa anab anac anae anak anan anau anba anbb anbu anca ancc ance anec anee anen anfa ank- anka anke anku anna annb anne anua anub anue anuf anun auaa aube auca auce auen aufc aufe auke auna aune aunk baaa baaf baak baan baba babb babe babu bac- baca bacc bace back bacn baek bafc baff bak- baka bake baku bana banc bane bank bann banu bau- bauf bauk bbau bbbb bbeb bbfc bbfn bcaa bcbc bcca bccc bcec bcfc bcnu bcuc beaf beak bean beau beba bebb bebe beca beck becu beeb beef beek been befa befe beff beka beke bena bene benk benn benu beuk bfca buba bubb bube bubu buca bucc buce buck bucu buea buen bueu bufc bufe buff buka buke bukk buku buna bunb bune bunk bunn bunu caaa caab caac caaf caan caba cabe cabf cabu cac- caca cacc cace cack caec caen caeu cafa cafb cafc cafe caff cafu caka cake cana canc cane cank cann cauc cauf cauk cbac cbbc cbca cbcc cbce cbcn cbcu cbea cbec cbee cbef cbfb cbfc cbka cbkn cbna ccaa ccab ccac ccaf ccba ccbc ccbn ccca cccb cccc cccf cccu ccee ccfa ccfc ccff ccna ccnb ccnc ccne ccnf ccnu ccuc ceac cean ceba cebu cec- ceca cece ceeb ceec cef- cefa cefc cefn ceke cen- cena cene cfaa cfab cfac cfae cfbc cfbn cfca cfcb cfcf cfcn cffb cfnb cfun ckac ckan ckbc ckbe ckck cken cknb cknc cnaa cnac cnbc cnfa cnna cuan cuau cub- cuba cubb cube cuca cucc cuce cuck cucn cuek cufa cufc cuff cuk- cuka cuke cuna cune eaaf eaba eaca eacc eaec eafb eana ebac eban ebba ebbc ebcc eben ebfc ecaa ecac ecan ecbc ecbe ecca eccb eccc ecce ecef ecfa ecfc ecka ecne ecua eeca eeea eeee eefa eefe eefn eeka eeke eena efab efca efen effa efke efua eka- ekab ekeb ekek eken ekfc ekka ekne enab enac enan enb- enbn enca ence enea enee enfb enka enke enna ennc enne ennu enue enuf euan euba eubc eufc f--k faaa faac faan faba fabe fabu faca facc face fack faeb fafa fafc fafe faff fake faku fana fanc fane fank fanu faue faun fcab fcba fcca fccf fcuk feaf feak fean feba fece feck feeb feek feen fefc fefe feff feke fena fene fenk