a-a a-b a-c aaa aab aac aad aae aah aak aan ab- aba abb abc abd abe abh abk abn ac- aca acb acc acd ace ach ack acn ad- ada adb adc add ade adh adk adn aea aeb aec aed aee aeh aek aen aha ahb ahc ahd ahe ahh ahk ahn aka akb akc akd ake akh akk akn an- ana anb anc and ane anh ank ann baa bab bac bad bae bah bak ban bba bbb bbc bbd bbe bbh bbk bbn bca bcb bcc bcd bce bch bck bcn bda bdb bdc bdd bde bdh bdk be- bea beb bec bed bee beh bek ben bha bhb bhc bhd bhe bhh bhk bka bkb bkc bke bkk bkn bna bnb bnc bnd bne bnk bnn c-- caa cab cac cad cae cah cak can cba cbb cbc cbd cbe cbh cbk cbn cca ccb ccc ccd cce cch cck ccn cda cdb cdc cdd cde cdh cdk cdn ce- cea ceb cec ced cee ceh cek cen ch- cha chb chc chd che chh chk chn cka ckb ckc ckd ckh cn- cna cnb cnc cnd cne cnh cnn daa dab dac dad dae dah dak dan dba dbb dbc dbd dbe dbh dbk dbn dca dcb dcc dcd dce dck dcn dda ddb ddc ddd dde ddh ddk ddn de- dea deb dec ded dee deh dek den dh- dha dhb dhc dhd dhe dhh dhk dka dkb dkc dke dkk dna dnb dnc dnd dne dnh dnk dnn eaa eab eac ead eae eah eak ean eba ebb ebc ebd ebe ebh ebk ebn ec- eca ecb ecc ecd ece ech eck ecn ed- eda edb edc edd ede edh edk edn eea eeb eec eed eee eek een eha ehb ehc ehd ehe ehh ehn eka ekb ekc ekd eke ekh en- ena enb enc end ene enh enk enn haa hab hac had hae hah hak han hba hbb hbc hbd hbe hbh hbk hbn hca hcb hcc hcd hce hch hck hcn hda hdb hdc hdd hde hdh hdk hdn he- hea heb hec hed hee heh hek hen hha hhb hhc hhd hhe hhh hhk hhn hka hkb hkd hkh hkk hkn hna hnb hnc hnd hne hnh hnk hnn ka- kaa kab kac kad kae kah kak kan kba kbb kbc kbd kbe kbh kbk kbn kca kcb kcc kcd kce kch kck kcn kda kdb kdc kde kdh kdk ke- kea keb kec ked kee keh kek ken kha khe khh khk khn kkb kkc kke kkh kkk kkn kn- kna knc knd kne knk knn naa nab nac nad nae nah nak nan nba nbb nbc nbd nbe nbk nbn nca ncb ncc ncd nce nch nck ncn nda ndb ndc ndd nde ndh ndk ndn ne- nea neb nec ned nee neh nek nen nha nhb nhc nhd nhe nhh nhk nhn nka nkc nke nkk nkn nna nnb nnc nne nnh nnk nnn

-ana -ane -ene a-ak a-be a-ha aaaa aaab aaac aaad aaae aaah aaan aaba aabb aabc aabd aabh aaca aacb aacc aacd aace aach aack aacn aada aadc aade aaea aaec aaen aaha aahk aaka aake aana aand aane abaa abab abac abad abae abak aban abb- abba abbb abbe abca abcb abcc abcd abch abcn abda abec abed abee aben abha acaa acab acac acad acae acan acba acca accc accd acce acch acda acdb acdc acde ace- acea acec aced aceh acek acen acha ache achh ackd acke acne adaa adab adac adad adae adah adak adan adba adbc adcc adda addc addd adde addn adea adeb adee adeh aden adha adhd adhn adna aeac aean aebn aecb aede aeka aena aend ahab ahac ahad ahah ahed ahen ahha ahne akaa akae akah akan akca akdn aked akee aken akha akka akna ana- anaa anab anac anad anae anah anak anan anba anbb anca ancc ance and- anda ande andh anec anee anen anha anhe ank- anka anke ankh anna annb anne baaa baad baah baak baan baba babb babe bac- baca bacc bace bach back bacn bada badb badd bade badh baed baek baha bahn bak- baka bake bakh bana banc band bane banh bank bann bbad bbbb bbch bbdd bbeb bcaa bcbc bcca bccc bcda bcde bcec bchd bche bdbc bddc bddh bdna bead beah beak bean beba bebb bebe beca bech beck beda bede beeb beed beek been behn beka beke bena bend bene benk benn bhan bhca bhcc c-cd caaa caab caac caah caan caba cabe cac- caca cacc cace cach cack cada cadc cadd cade caec caen caha cahe cahn caka cake cana canc cand cane canh cank cann cbac cbbc cbca cbcc cbce cbcn cbdb cbdc cbdn cbea cbec cbee cbha cbka cbkn cbna cbnd ccaa ccab ccac ccad ccba ccbc ccbn ccca cccb cccc ccdc ccdh ccdn cced ccee ccha cche ccna ccnb ccnc ccne cd-e cdaa cdac cdad cdba cdda cddb cdec cdna cdnb cdnc ceac cead cean ceba cec- ceca cece ceda cedd cede ceeb ceec ceke cen- cena cend cene chaa chab chac chad chae chah chak chan chca chce chch chea cheb chec ched chee cheh chek chen chha chka chkb chnb chnc ckac ckan ckbc ckbe ckch ckck cken cknb cknc cnaa cnac cnbc cnda cndd cnna d-na daab daad daae daan daba dabb daca dace dada dade daeb daha dahe dahn daka dake dana dand dane dank dann dbcc dcbc dcca dccb dccc dcdb dche dddd deac dead deae deak dean deba debe dec- deca decc decd dece deck deda dedd dede deeb deed deek deen deha dehn dek- deka deke dekh dena dene denk denn dhaa dhad dhak dhan dhec dhed dhee dkba dkdc dnaa dnab dnac dnad dnae dnah dnan dnce eaba eabh eaca eacc each eada eadb eadd eaec eana ebac eban ebba ebbc ebcc ebed eben ecaa ecac ecad ecan ecbc ecbe ecca eccb eccc ecce ecdc eced echa eche ecka