-al a-a a-b a-c aaa aab aac aad aae aaf aah aal ab- aba abb abc abd abe abf abh abl ac- aca acb acc acd ace acf ach acl ad- ada adb adc add ade adf adh adl aea aeb aec aed aee aef aeh ael af- afa afb afc afd afe aff afh afl aha ahb ahc ahd ahe ahf ahh ahl al- ala alb alc ald ale alf alh all baa bab bac bad bae baf bah bal bba bbb bbc bbd bbe bbf bbh bbl bca bcb bcc bcd bce bcf bch bcl bda bdb bdc bdd bde bdf bdh bdl be- bea beb bec bed bee bef beh bel bfa bfb bfc bfd bfe bff bfh bfl bha bhb bhc bhd bhe bhf bhh bhl bla blb blc bld ble blf blh bll c-- caa cab cac cad cae caf cah cal cba cbb cbc cbd cbe cbf cbh cbl cca ccb ccc ccd cce ccf cch ccl cda cdb cdc cdd cde cdf cdh cdl ce- cea ceb cec ced cee cef ceh cel cfa cfb cfc cfd cfe cff cfh cfl ch- cha chb chc chd che chf chh chl cl- cla clb clc cld cle clf clh cll daa dab dac dad dae daf dah dal dba dbb dbc dbd dbe dbf dbh dbl dca dcb dcc dcd dce dcf dcl dda ddb ddc ddd dde ddf ddh ddl de- dea deb dec ded dee def deh del dfa dfb dfc dfd dfe dff dfh dfl dh- dha dhb dhc dhd dhe dhf dhh dhl dl- dla dlb dlc dld dle dlf dlh dll eaa eab eac ead eae eaf eah eal eba ebb ebc ebd ebe ebf ebh ebl ec- eca ecb ecc ecd ece ecf ech ecl ed- eda edb edc edd ede edf edh edl eea eeb eec eed eee eef eel ef- efa efb efc efd efe eff efh efl eha ehb ehc ehd ehe ehf ehh ehl ela elb elc eld ele elf elh ell faa fab fac fad fae faf fah fal fba fbb fbc fbd fbe fbf fbh fbl fca fcb fcc fcd fce fcf fcl fda fdb fdc fdd fde fdf fdh fdl fea feb fec fed fee fef feh fel ffa ffc ffd ffe fff ffh ffl fha fhb fhc fhe fhf fhh fhl fla flb flc fld fle flf fll haa hab hac had hae haf hah hal hba hbb hbc hbd hbe hbf hbh hbl hca hcb hcc hcd hce hcf hch hcl hda hdb hdc hdd hde hdf hdh hdl he- hea heb hec hed hee hef heh hel hfa hfb hfc hfd hfe hff hfh hfl hha hhb hhc hhd hhe hhf hhh hhl hla hlb hlc hld hle hlf hlh hll la- laa lab lac lad lae laf lah lal lba lbb lbc lbd lbe lbf lbh lbl lca lcb lcc lcd lce lcf lch lcl lda ldb ldc ldd lde ldf ldh ldl lea leb lec led lee lef leh lel lfa lfb lfc lfd lfe lff lfh lfl lha lhb lhc lhd lhf lhh lla llb llc lld lle llf lll

a-be a-ha aaaa aaab aaac aaad aaae aaaf aaah aaal aaba aabb aabc aabd aabh aabl aaca aacb aacc aacd aace aacf aach aacl aada aadc aade aaea aaec aafa aafb aafc aafd aaff aafl aaha aahl aala aalc aald aale aall abaa abab abac abad abae abaf abal abb- abba abbb abbe abca abcb abcc abcd abcf abch abcl abda abec abed abee abel abff abha abla able acaa acab acac acad acae acba acbl acca accc accd acce accf acch acda acdb acdc acde acdf ace- acea acec aced aceh acel acfc acfd acfe acfl acha ache achh achl acla aclc acle adaa adab adac adad adae adah adal adba adbc adcc adda addc addd adde addl adea adeb adee adeh adel adfa adfc adfl adha adhd adle aeac aeaf aecb aecl aede aela aelc afaa afad afca afcb afcc afch afdb afdc afdl afee afel affa affc afla aflc afle ahab ahac ahad ahah ahal ahdl ahed ahel ahfa ahha ahla ahle alaa alac alad alae alal alb- alba albc albe alca alcc alce ald- alda alde aldl alea alec aled alee alef aleh alfa alfe alha all- alla alle allh alll baaa baad baaf baah baal baba babb babe bac- baca bacc bace bach bada badb badd bade badh baed bael bafc baff baha bahl bala balc bald bale balf ball bbad bbbb bbch bbdd bbeb bbfc bblb bcaa bcbc bcca bccc bccl bcda bcde bcec bcfc bchd bche bdbc bddc bddh bdle bead beaf beah beal beba bebb bebe beca bech beda bede bedl beeb beed beef beel befa befe beff bela beld bele bell bfca bffl bhca bhcc bhdl bhel bhff blaa blab blac blad blae blah bldc blea bleb bled blee bleh blfc c-cd caaa caab caac caaf caah caal caba cabe cabf cac- caca cacc cace cach cada cadc cadd cade caec cafa cafb cafc cafe caff cafl caha cahe cahl cala calc cald cale calf call cbac cbal cbbc cbca cbcc cbce cbcl cbdb cbdc cbea cbec cbee cbef cbfb cbfc cbha cbhl cblb cblc ccaa ccab ccac ccad ccaf ccba ccbc ccca cccb cccc cccf cccl ccdc ccdf ccdh cced ccee ccel ccfa ccfc ccfd ccff ccfl ccha cche cchl ccla cclc cd-e cdaa cdac cdad cdba cdbf cdda cddb cddl cdec cdef cdfa cdfe ceac cead ceal ceba cec- ceca cece ceda cedd cede ceeb ceec ceel cef- cefa cefc cehl cel- cela celc cele celf cell cfaa cfab cfac cfae cfbc cfca cfcb cfcf cfcl cfda cffb chaa chab chac chad chae chaf chah chal chca chce chch chea cheb chec ched chee chef cheh chel chfa chfc chha chlc clab clad claf clcd cldc clea clec cled clee clef daab daad daae daal daba dabb daca dace dada dade daeb dafa dafc dafe daff daha dahe dahl dala dale dalf dall dbcc