-al a-a a-b a-c aaa aab aac aae aak aal ab- aba abb abc abe abk abl ac- aca acb acc ace ack acl aea aeb aec aee aek ael aka akb akc ake akk akl al- ala alb alc ale alk all baa bab bac bae bak bal bba bbb bbc bbe bbk bbl bca bcb bcc bce bck bcl be- bea beb bec bee bek bel bka bkb bkc bke bkk bkl bla blb blc ble blk bll c-- caa cab cac cae cak cal cba cbb cbc cbe cbk cbl cca ccb ccc cce cck ccl ce- cea ceb cec cee cek cel cka ckb ckc cl- cla clb clc cle clk cll eaa eab eac eae eak eal eba ebb ebc ebe ebk ebl ec- eca ecb ecc ece eck ecl eea eeb eec eee eek eel eka ekb ekc eke ekl ela elb elc ele elk ell ka- kaa kab kac kae kak kal kba kbb kbc kbe kbk kbl kca kcb kcc kce kck kcl ke- kea keb kec kee kek kel kkb kkc kke kkk kkl kl- kla klb klc la- laa lab lac lae lak lal lba lbb lbc lbe lbk lbl lca lcb lcc lce lck lcl lea leb lec lee lek lel lka lkb lkl lla llb llc lle llk lll

a-ak a-be aaaa aaab aaac aaae aaal aaba aabb aabc aabl aaca aacb aacc aace aack aacl aaea aaec aaka aake aala aalc aale aall abaa abab abac abae abak abal abb- abba abbb abbe abca abcb abcc abcl abec abee abel abla able acaa acab acac acae acba acbl acca accc acce ace- acea acec acek acel acke acla aclc acle aeac aecb aecl aeka aela aelc akaa akae akal akca akee akel akka akle alaa alac alae alak alal alb- alba albc albe alca alcc alce alea alec alee alek alk- alka alkb alke all- alla alle alll baaa baak baal baba babb babe bac- baca bacc bace back baek bael bak- baka bake bakl bala balc bale balk ball bbbb bbeb bblb bcaa bcbc bcca bccc bccl bcec beak beal beba bebb bebe beca beck beeb beek beel beka beke bela bele belk bell blaa blab blac blae blak blea bleb blee blek blkb caaa caab caac caal caba cabe cac- caca cacc cace cack caec caka cake cala calc cale calk call cbac cbal cbbc cbca cbcc cbce cbcl cbea cbec cbee cbka cbkl cblb cblc ccaa ccab ccac ccba ccbc ccca cccb cccc cccl ccee ccel ccla cclc ceac ceal ceba cec- ceca cece ceeb ceec ceel ceke cel- cela celc cele cell ckac ckbc ckbe ckck ckcl clab clea clec clee clek e-cl e-la eaba eaca eacc eaec eala ealc eale ebac ebal ebba ebbc ebcc ebel ebla ecaa ecac ecal ecbc ecbe ecca eccb eccc ecce eccl ecka ecla eeca eeea eeee eeka eeke eele eka- ekab ekeb ekek ekka el-b elab elac elal elba elbe elca elcb elce elea elec elee elek elka elke ella elle kaaa kaab kaak kaal kaba kabb kabc kabe kacb kacc kace kacl kael kaka kakc kake kakk kala kalb kalc kale kalk kall kbaa kbab kbac kbae kbak kbal kbba kbbb kbbc kbbe kbbk kbbl kbca kbcb kbce kbck kbcl kbeb kbec kbee kbek kbel kbkb kbkk kbkl kbla kblb kble kbll kcaa kcab kcac kcal kcba kcbc kcbk kcbl kcca kccb kccc kcck kccl kcea kceb kcec kcee kcel kckc kckk kckl kcla kclc kcle kclk kcll kea- keak keal keba kebb kebc kebe keca keck keek keel keka kekb kekc keke kekl kela kele kelk kell kkaa kkac kkal kkba kkbb kkbe kkbl kkcb kkck kkcl kkea kkkk kklb kklc kkll klaa klab klac klak klal klbb klbc klbe klbl klca klcb klcc klce klck klcl klea kleb klec klee klek klka klkc klkk klkl klla kllb kllc klle kllk laaa laac laak laal laba labe laca lacc lace lack lacl lael laka lake lala lale lall lbcc lcac lcbc lcca lccc lcce leaa leak leal leba leca lece leck leea leek leel leka leke lekk lela lele lell lkab lkal llcc lllc llll

-aaa- a-lee aaace aaaee aabaa aabba aabel aacbc abaab ababa ababe abaca aback abaka abake abala abale aball abbac abccc abeal abeba abebe abece abeel abela abele abell ablak acaca acacb acack acake acala acale acall accel aceae acela acele acell ackee aclla aeaea aebbe aella aelle aka-e akaba akala akale akce akeel akela akele alaba alaca alace alack alaka alake alala albac albal albee alcae alcea alcee alcek aleae aleak aleck alele alka- allal allbe allee allek allel ba-le baabe baake baalc babak babec babee babek babel babka bable bacab bacca bacea back- backa backe bakal bakea bakel bakka bakke bakla balac balae balak balal balca balck balea balec balek balka balke balla balle bball bbbee bcell beack beale bealk beall bebek bebel becak becca becel becke beeac beebe beeke beela beele bekaa bekal bekka bekke belaa belac belca belce belec belee belek belka bella bellb belle blabe blaca blacc blace black blake bleak bleck bleea bleek bleke blekk c-a-c ca-ca caaba cabal cabel cable cacak caec- caeca caela calbe calc- calca calce calea caleb calke calla callb calle ccccc ccell ceace cebal cebec cecal cecka ceeac ceele celal celeb cell- cella celle clabe clack clacl claea clake cleck cleek cleke eakle ebala eball ebble ebela ebell ecale ecall eccle eckel eckle eecca eecke eeeee ekala elabe elaea elele ellac ellek ellel kaaba kaala kabaa kabab kabak kabal kabba kabel kable kacee kaela kakae kakel kakka kakke kalaa kalab kalac kalba kalbe kalca kale- kaleb kalec kalek kalel kalka kalke kalla kalle kcalb kcalc kcell keala kebab kebal kebbe kebek kebla keble kecak kecel keele kekal kekec kelaa kelba kelce kelek kella kelle klake klece kleka klela la-la laace labab labak labba labbe labea label lacca lacce lacka lacke lakka lakke lalab lalke lalla lalle lball leace leake lebak lebal lebce lebec lebel lecca lecce lecka leece leeke