-al a-a a-b a-c aaa aab aac aad aae aah aak aal ab- aba abb abc abd abe abh abk abl ac- aca acb acc acd ace ach ack acl ad- ada adb adc add ade adh adk adl aea aeb aec aed aee aeh aek ael aha ahb ahc ahd ahe ahh ahk ahl aka akb akc akd ake akh akk akl al- ala alb alc ald ale alh alk all baa bab bac bad bae bah bak bal bba bbb bbc bbd bbe bbh bbk bbl bca bcb bcc bcd bce bch bck bcl bda bdb bdc bdd bde bdh bdk bdl be- bea beb bec bed bee beh bek bel bha bhb bhc bhd bhe bhh bhk bhl bka bkb bkc bke bkk bkl bla blb blc bld ble blh blk bll c-- caa cab cac cad cae cah cak cal cba cbb cbc cbd cbe cbh cbk cbl cca ccb ccc ccd cce cch cck ccl cda cdb cdc cdd cde cdh cdk cdl ce- cea ceb cec ced cee ceh cek cel ch- cha chb chc chd che chh chk chl cka ckb ckc ckd ckh cl- cla clb clc cld cle clh clk cll daa dab dac dad dae dah dak dal dba dbb dbc dbd dbe dbh dbk dbl dca dcb dcc dcd dce dck dcl dda ddb ddc ddd dde ddh ddk ddl de- dea deb dec ded dee deh dek del dh- dha dhb dhc dhd dhe dhh dhk dhl dka dkb dkc dke dkk dkl dl- dla dlb dlc dld dle dlh dlk dll eaa eab eac ead eae eah eak eal eba ebb ebc ebd ebe ebh ebk ebl ec- eca ecb ecc ecd ece ech eck ecl ed- eda edb edc edd ede edh edk edl eea eeb eec eed eee eek eel eha ehb ehc ehd ehe ehh ehl eka ekb ekc ekd eke ekh ekl ela elb elc eld ele elh elk ell haa hab hac had hae hah hak hal hba hbb hbc hbd hbe hbh hbk hbl hca hcb hcc hcd hce hch hck hcl hda hdb hdc hdd hde hdh hdk hdl he- hea heb hec hed hee heh hek hel hha hhb hhc hhd hhe hhh hhk hhl hka hkb hkd hkh hkk hkl hla hlb hlc hld hle hlh hll ka- kaa kab kac kad kae kah kak kal kba kbb kbc kbd kbe kbh kbk kbl kca kcb kcc kcd kce kch kck kcl kda kdb kdc kde kdh kdk kdl ke- kea keb kec ked kee keh kek kel kha khe khh khk kkb kkc kke kkh kkk kkl kl- kla klb klc kld klh la- laa lab lac lad lae lah lak lal lba lbb lbc lbd lbe lbh lbk lbl lca lcb lcc lcd lce lch lck lcl lda ldb ldc ldd lde ldh ldk ldl lea leb lec led lee leh lek lel lha lhb lhc lhd lhh lhk lka lkb lkh lkl lla llb llc lld lle llk lll

a-ak a-be a-ha aaaa aaab aaac aaad aaae aaah aaal aaba aabb aabc aabd aabh aabl aaca aacb aacc aacd aace aach aack aacl aada aadc aade aaea aaec aaha aahk aahl aaka aake aala aalc aald aale aall abaa abab abac abad abae abak abal abb- abba abbb abbe abca abcb abcc abcd abch abcl abda abec abed abee abel abha abla able acaa acab acac acad acae acba acbl acca accc accd acce acch acda acdb acdc acde ace- acea acec aced aceh acek acel acha ache achh achl ackd acke acla aclc acle adaa adab adac adad adae adah adak adal adba adbc adcc adda addc addd adde addl adea adeb adee adeh adel adha adhd adle aeac aecb aecl aede aeka aela aelc ahab ahac ahad ahah ahal ahdl ahed ahel ahha ahla ahle akaa akae akah akal akca aked akee akel akha akka akle alaa alac alad alae alak alal alb- alba albc albe alca alcc alce ald- alda alde aldl alea alec aled alee aleh alek alha alk- alka alkb alkd alke all- alla alle allh alll baaa baad baah baak baal baba babb babe bac- baca bacc bace bach back bada badb badd bade badh baed baek bael baha bahl bak- baka bake bakh bakl bala balc bald bale balk ball bbad bbbb bbch bbdd bbeb bblb bcaa bcbc bcca bccc bccl bcda bcde bcec bchd bche bdbc bddc bddh bdle bead beah beak beal beba bebb bebe beca bech beck beda bede bedl beeb beed beek beel beka beke bela beld bele belk bell bhca bhcc bhdl bhel blaa blab blac blad blae blah blak bldc blea bleb bled blee bleh blek blkb blkd c-cd caaa caab caac caah caal caba cabe cac- caca cacc cace cach cack cada cadc cadd cade caec caha cahe cahl caka cake cala calc cald cale calk call cbac cbal cbbc cbca cbcc cbce cbcl cbdb cbdc cbea cbec cbee cbha cbhl cbka cbkl cblb cblc ccaa ccab ccac ccad ccba ccbc ccca cccb cccc cccl ccdc ccdh cced ccee ccel ccha cche cchl ccla cclc cd-e cdaa cdac cdad cdba cdda cddb cddl cdec ceac cead ceal ceba cec- ceca cece ceda cedd cede ceeb ceec ceel cehl ceke cel- cela celc cele cell chaa chab chac chad chae chah chak chal chca chce chch chea cheb chec ched chee cheh chek chel chha chka chkb chlc ckac ckbc ckbe ckch ckck ckcl clab clad clcd cldc clea clec cled clee clek daab daad daae daal daba dabb daca dace dada dade daeb daha dahe dahl daka dake dala dale dalk dall dbcc dcbc dcca dccb dccc dccl dcdb dche dddd ddlc deac dead deae deak deal deba debe dec- deca decc decd dece deck decl deda dedd dede deeb deed deek deel deha dek- deka deke dekh dela deld dele delk dell dhaa dhad dhak dhal dhec dhed dhee dkba dkdc dlab dlbd dlha e-cl e-la eaba eabh eaca eacc