a-a a-b a-c a-z aaa aab aac aas aax aaz ab- aba abb abc abs abx abz ac- aca acb acc acs acx acz as- asa asb asc ass asx asz ax- axa axs axx az- aza azb azs azx azz baa bab bac bas bax baz bba bbb bbc bbs bbx bca bcb bcc bcs bcx bcz bsa bsb bsc bss bsx bxb bxx bza bzs bzz c-- caa cab cac cas cax caz cba cbb cbc cbs cbx cbz cca ccb ccc ccs ccx ccz csa csb csc css csx csz cxc cxs cxx cz- czc saa sab sac sas sax saz sba sbb sbc sbs sbx sca scb scc scs scx ss- ssa ssb ssc sss ssx ssz sxc sxs sza xaa xac xas xbc xbx xcb xcx xsa xsb xsc xss xxx zaa zab zac zas zax zaz zbb zbc zbs zcs zsa zsz zxx zzs zzx zzz

aaaa aaab aaac aaas aaba aabb aabc aaca aacb aacc aacs aasa aasc aass abaa abab abac abas abax abb- abba abbb abbs abca abcb abcc abcs abs- absa abss abza acaa acab acac acas acba acca accc accs acsa acsc acss asaa asab asac asas asba asc- asca ascb ascc ascx assa assc asss aza- azab azas azaz azca azza ba-x baaa baas baaz baba babb babs bac- baca bacc bacs bacz basa basc bass baza bbas bbbb bbbs bcaa bcas bcbc bcbs bcca bccc bccs bcsa bcsc bcss bsaa bsac bsas bscs bssc bzzz caaa caab caac caas caba cabs cac- caca cacc casa casb casc cass caxa caza cbac cbax cbbc cbbs cbca cbcc cbcs cbsa cbsc cbxa ccaa ccab ccac ccas ccba ccbc ccca cccb cccc cccs ccsa ccss csaa csab csac csas cscb cscc cscs cssa cxxx sa-c sa-x saab saac saas saaz saba sabb sabc sabs sabz saca sacc sacs sasa sasc sass saxa saza sbaa sbac sbas sbbs sbca sbcc sbcs sbsa scaa scab scac scas scba sccc sccs scsa scsc ssaa ssab ssac ssas ssca sscc sscs sssa sssb sssc ssss szss xcas xxxx zaba zaca zacs zaza zsss zzzs zzzz

-aaa- aaaas aaasa aaass aabaa aabba aacbc aacsa aacsb aacss abaab ababa ababs abaca abacs abasa abass abaza abbac abbas abcas abccc abzac acaca acacb acass accas asaba asabc asasa asbca assab assac assas asxas azaca b-cas babas babax babbs bacab bacas bacax bacca bacza basab basca bassa bazac bazas bsaba c-a-c ca-ca caaba cabas cacas casas casca cazaa cazac ccass ccccc csaba saaba saabs saasa sabac sabas sabca sabsa sacas sacc- sacca sacsa sasca sassa sazaa scabs sccbc scsaa sscac sssss szasz za-za zazas zzaax zzzax zzzzz

aaaaba aasax ababsa abacab abacas abassa abbasa abbass abscss acasa azzaba baabaa bacaba bassac bbbbbb cabasa casaba casbaa cascas cassab caxaca sabbac sabbas sacaba sacasa sacsac sascab sass-c ssabsa szabas zababa zazaca zsazsa

bac-cab basssax bbbbbbb casabas casazza cassaba sssssss xxxxxxx

bbbbbbbb cassabas

abba-zaba baabaabaa

casabababa

xxxxxxxxxxxx

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb bzzzzzzzzzzzzzz ccccccccccccccc