-al a-a a-b a-c aaa aab aac aad aae aal aas ab- aba abb abc abd abe abl abs ac- aca acb acc acd ace acl acs ad- ada adb adc add ade adl ads aea aeb aec aed aee ael aes al- ala alb alc ald ale all als as- asa asb asc asd ase asl ass baa bab bac bad bae bal bas bba bbb bbc bbd bbe bbl bbs bca bcb bcc bcd bce bcl bcs bda bdb bdc bdd bde bdl bds be- bea beb bec bed bee bel bes bla blb blc bld ble bll bls bsa bsb bsc bsd bse bsl bss c-- caa cab cac cad cae cal cas cba cbb cbc cbd cbe cbl cbs cca ccb ccc ccd cce ccl ccs cda cdb cdc cdd cde cdl cds ce- cea ceb cec ced cee cel ces cl- cla clb clc cld cle cll cls csa csb csc csd cse csl css daa dab dac dad dae dal das dba dbb dbc dbd dbe dbl dbs dca dcb dcc dcd dce dcl dcs dda ddb ddc ddd dde ddl dds de- dea deb dec ded dee del des dl- dla dlb dlc dld dle dll dls dsa dsb dsc dsd dse dsl dss eaa eab eac ead eae eal eas eba ebb ebc ebd ebe ebl ebs ec- eca ecb ecc ecd ece ecl ecs ed- eda edb edc edd ede edl eds eea eeb eec eed eee eel ees ela elb elc eld ele ell els es- esa esb esc esd ese esl ess la- laa lab lac lad lae lal las lba lbb lbc lbd lbe lbl lbs lca lcb lcc lcd lce lcl lcs lda ldb ldc ldd lde ldl lds lea leb lec led lee lel les lla llb llc lld lle lll lls lsa lsb lsc lsd lse lsl lss saa sab sac sad sae sal sas sba sbb sbc sbd sbe sbl sbs sca scb scc scd sce scl scs sda sdb sdc sdd sde sdl sds se- sea seb sec sed see sel ses sla slb slc sld sle sll sls ss- ssa ssb ssc ssd sse ssl sss

-ase a-be aaaa aaab aaac aaad aaae aaal aaas aaba aabb aabc aabd aabl aaca aacb aacc aacd aace aacl aacs aada aadc aade aads aaea aaec aaes aala aalc aald aale aall aals aasa aasc aasd aase aass abaa abab abac abad abae abal abas abb- abba abbb abbe abbs abca abcb abcc abcd abcl abcs abda abec abed abee abel abes abla able abls abs- absa absd abse absl abss acaa acab acac acad acae acas acba acbl acca accc accd acce accs acda acdb acdc acde acds ace- acea acec aced acel aces acla aclc acle acls acsa acsc acsd acse acsl acss adaa adab adac adad adae adal adas adba adbc adcc adcs adda addc addd adde addl adds adea adeb adee adel ades adle adls adsa adsl adss aeac aeas aebs aecb aecl aede aela aelc aesc aesd aess alaa alac alad alae alal alas alb- alba albc albe albs alca alcc alce alcs ald- alda alde aldl alds alea alec aled alee ales all- alla alle alll alls alsa alsc alse asaa asab asac asad asae asal asas asba asc- asca ascb ascc asce ascl asda asde asdl asds asea asec asee asel ases asla asle assa assc assd asse assl asss baaa baad baal baas baba babb babe babs bac- baca bacc bace bacs bada badb badd bade bads baed bael baes bala balc bald bale ball bals basa basc base bass bbad bbas bbbb bbbs bbdd bbeb bblb bbls bcaa bcas bcbc bcbs bcca bccc bccl bccs bcda bcde bcds bcec bces bcsa bcsc bcsl bcss bdbc bddc bdes bdle bdls bdsd bead beal beas beba bebb bebe beca becs beda bede bedl beds beeb beed beel bees bela beld bele bell bels bes- besa bese bess blaa blab blac blad blae blas bldc blea bleb bled blee bles blls blss bsaa bsac bsas bsbd bscs bsdl bsea bseb bsec bsed bsee bses bslc bssc bssd bsse c-cd caaa caab caac caal caas caba cabe cabs cac- caca cacc cace cada cadc cadd cade cads caec caes cala calc cald cale call cals casa casb casc casd case casl cass cbac cbal cbbc cbbs cbca cbcc cbce cbcl cbcs cbdb cbdc cbds cbea cbec cbee cblb cblc cbsa cbsc cbse ccaa ccab ccac ccad ccas ccba ccbc ccca cccb cccc cccl cccs ccdc ccds cced ccee ccel ccla cclc ccls ccsa ccsd ccsl ccss cd-e cdaa cdac cdad cdba cdcs cdda cddb cddl cdec cdes cdls cdss ceac cead ceal ceas ceba cebs cec- ceca cece cecs ceda cedd cede ceeb ceec ceel cees cel- cela celc cele cell cels cesa cesc cese cess clab clad clas clcd cldc clea clec cled clee cles clsa clsc csaa csab csac csas cscb cscc cscd csce cscl cscs csda csdb csea csec csee csla csld cssa cssd csse daab daad daae daal daas daba dabb dabs daca dace dacs dada dade dads daeb dala dale dall dals dasa dasb dasc dasd dase dasl dass dbas dbcc dbcs dbls dbsa dbss dcas dcbc dcca dccb dccc dccl dccs dcdb dcds dcls dcsc dcss dddd ddes ddlc ddss deac dead deae deal deas deba debe debs dec- deca decc decd dece decl decs deda dedd dede deeb deed deel dees dela deld dele dell dels des- desa desc dese dess dlab dlbd dlcs dsac dsba dsbc dscc dscs dsda dsea dsls dssa dssc e-cl e-la eaba eaca eacc eada eadb eadd eads eaec eala ealc eald eale easa ease ebac ebal ebba ebbc ebbs ebcc ebed ebel ebes ebla ebsa ecaa ecac ecad ecal ecbc ecbe ecca eccb eccc ecce eccl ecdc ecdl eced eces ecla ecsa ecsc ecse ecss edac edad edas edca edda eddc edde edds ede- edea edel edes edla edle edsa edss eeca eecs eede eeea eeee eees