-al a-a a-b a-c aaa aab aac aad aal aas ab- aba abb abc abd abl abs ac- aca acb acc acd acl acs ad- ada adb adc add adl ads al- ala alb alc ald all als as- asa asb asc asd asl ass baa bab bac bad bal bas bba bbb bbc bbd bbl bbs bca bcb bcc bcd bcl bcs bda bdb bdc bdd bdl bds bla blb blc bld bll bls bsa bsb bsc bsd bsl bss c-- caa cab cac cad cal cas cba cbb cbc cbd cbl cbs cca ccb ccc ccd ccl ccs cda cdb cdc cdd cdl cds cl- cla clb clc cld cll cls csa csb csc csd csl css daa dab dac dad dal das dba dbb dbc dbd dbl dbs dca dcb dcc dcd dcl dcs dda ddb ddc ddd ddl dds dl- dla dlb dlc dld dll dls dsa dsb dsc dsd dsl dss la- laa lab lac lad lal las lba lbb lbc lbd lbl lbs lca lcb lcc lcd lcl lcs lda ldb ldc ldd ldl lds lla llb llc lld lll lls lsa lsb lsc lsd lsl lss saa sab sac sad sal sas sba sbb sbc sbd sbl sbs sca scb scc scd scl scs sda sdb sdc sdd sdl sds sla slb slc sld sll sls ss- ssa ssb ssc ssd ssl sss

aaaa aaab aaac aaad aaal aaas aaba aabb aabc aabd aabl aaca aacb aacc aacd aacl aacs aada aadc aads aala aalc aald aall aals aasa aasc aasd aass abaa abab abac abad abal abas abb- abba abbb abbs abca abcb abcc abcd abcl abcs abda abla abls abs- absa absd absl abss acaa acab acac acad acas acba acbl acca accc accd accs acda acdb acdc acds acla aclc acls acsa acsc acsd acsl acss adaa adab adac adad adal adas adba adbc adcc adcs adda addc addd addl adds adls adsa adsl adss alaa alac alad alal alas alb- alba albc albs alca alcc alcs ald- alda aldl alds all- alla alll alls alsa alsc asaa asab asac asad asal asas asba asc- asca ascb ascc ascl asda asdl asds asla assa assc assd assl asss baaa baad baal baas baba babb babs bac- baca bacc bacs bada badb badd bads bala balc bald ball bals basa basc bass bbad bbas bbbb bbbs bbdd bblb bbls bcaa bcas bcbc bcbs bcca bccc bccl bccs bcda bcds bcsa bcsc bcsl bcss bdbc bddc bdls bdsd blaa blab blac blad blas bldc blls blss bsaa bsac bsas bsbd bscs bsdl bslc bssc bssd c-cd caaa caab caac caal caas caba cabs cac- caca cacc cada cadc cadd cads cala calc cald call cals casa casb casc casd casl cass cbac cbal cbbc cbbs cbca cbcc cbcl cbcs cbdb cbdc cbds cblb cblc cbsa cbsc ccaa ccab ccac ccad ccas ccba ccbc ccca cccb cccc cccl cccs ccdc ccds ccla cclc ccls ccsa ccsd ccsl ccss cdaa cdac cdad cdba cdcs cdda cddb cddl cdls cdss clab clad clas clcd cldc clsa clsc csaa csab csac csas cscb cscc cscd cscl cscs csda csdb csla csld cssa cssd daab daad daal daas daba dabb dabs daca dacs dada dads dala dall dals dasa dasb dasc dasd dasl dass dbas dbcc dbcs dbls dbsa dbss dcas dcbc dcca dccb dccc dccl dccs dcdb dcds dcls dcsc dcss dddd ddlc ddss dlab dlbd dlcs dsac dsba dsbc dscc dscs dsda dsls dssa dssc laaa laac laad laal laas laba labs laca lacc lacl lacs lada ladd lads lala lald lall lasa lasd lass lbcc lbds lbsc lcac lcad lcbc lcca lccc lccs lcdd lcds lcls lcsc lcsd ldls llbs llcc llcs lldb lldc llds lllc llll lscb lscs lsds lsla lssa sa-c saab saac saad saal saas saba sabb sabc sabs saca sacc sacd sacs sada sadb sadc sadd sadl sads sala salc sald sall sals sasa sasc sasd sasl sass sbaa sbac sbas sbbs sbca sbcc sbcs sbds sbsa sbsd scaa scab scac scad scal scas scba sccc sccl sccs scda scdc scds scl- sclc scls scsa scsc scsd scsl sdba sdcc sddc sdds sdla sdlc sdls sdsc sdsl sdss slaa slab slac slad slas slcc slcd slds slsa slsc ssaa ssab ssac ssas ssca sscc sscs ssdc ssdd ssla sslc sssa sssb sssc ssss

-aaa- -abad aaaas aaadc aaasa aaass aabaa aabba aacbc aacsa aacsb aacsl aacss aadac aadas abaab ababa ababs abaca abacs abada abala aball abasa abass abbac abbad abbas abcas abccc abcdb abdal acaca acacb acadl acads acala acall acass accad accas acdcs aclla acsad acsdc adaba adada adads adasa addas addsa ads-b alaba alaca alada alala alasa alass albac albal albas aldas aldda allal allas allss alsab asaba asabc asada asala asall asasa asbad asbca asdal asdas aslab assab assac assad assal assas b-cas baalc baals babas babbs bacab bacas bacca badal badas badla balac balad balal balas balca balda balds balla balls balsa basab basad basal basca bassa bball bccsl blaad blaas blabs blaca blacc blads blass bldsc blsdb bsaba c-a-c ca-ca caaba cabal cabas cacas cacls cadac calas calc- calca calcs calla callb calls casal casas casca casla ccass ccccc cccsd cccsl claas clacl clacs clad- clads clasa class cldcs csaba d-a-d daada daala daals daasa dabas dabba dabbl dabbs dabll dacca dadal dadas dadda dalab dalal dalas dalca dalda dalla dasca dasds dassa dccab ddddd la-la labab labas labba labda lacca ladas ladds lalab lalas lalla lalls lasal lasca lassa lball llaas lsccb s-lcd saaba saabs saada saala saald saasa sabac sabal sabas sabca sabda sabla sabsa sac-d sacas sacc- sacca sacla sacsa sadad sadal sadas sadda salad salal salas salba salda salds salla salsa salss sasca sasda sassa scabs scada scads scala scalc scald scall sccbc scdsb scsaa slaad slabs sscac sssss

aaaaba aaalac aabsal aac-ld aaccla ababda ababsa abacab abacas abadal abadas abadla abassa abbala abbasa abbass abdabs abdala abdals abdasa absala abscss acadsb acasa aclass acsala adabas adadds adassa adbass addada