-ase -vac a-be aaaa aaab aaac aaae aaas aaav aaba aabb aabc aaca aacb aacc aace aacs aacv aaea aaec aaes aaev aasa aasc aase aass aava abaa abab abac abae abas abb- abba abbb abbe abbs abca abcb abcc abcs abec abee abes abs- absa abse abss abva acaa acab acac acae acas acba acca accc acce accs ace- acea acec aces acev acsa acsc acse acss acvs acvv aeac aeas aebs aecb aesc aess aeva asaa asab asac asae asas asba asc- asca ascb ascc asce asea asec asee ases assa assc asse asss asva asvs avab avas avcc avce avea avec aves avva baaa baas baba babb babe babs bac- baca bacc bace bacs baes basa basc base bass bava bave bbas bbbb bbbs bbeb bcaa bcas bcbc bcbs bcca bccc bccs bcec bces bcsa bcsc bcss beas beav beba bebb bebe beca becs beeb bees bes- besa bese bess bevs bsaa bsac bsas bscs bsea bseb bsec bsee bses bssc bsse bvsc caaa caab caac caas caba cabe cabs cac- caca cacc cace caec caes casa casb casc case cass cava cave cavs cbac cbbc cbbs cbca cbcc cbce cbcs cbea cbec cbee cbsa cbsc cbse cbva cbvb cbve ccaa ccab ccac ccas ccba ccbc ccca cccb cccc cccs cccv ccee ccsa ccss ccvs ceac ceas ceba cebs cec- ceca cece cecs ceeb ceec cees cesa cesc cese cess ceva csaa csab csac csas csav cscb cscc csce cscs csea csec csee cssa csse cvac cvas cvbs cvca cvcc cvss eaba eaca eacc eaec easa ease eave ebac ebba ebbc ebbs ebcc ebes ebsa ecaa ecac ecbc ecbe ecca eccb eccc ecce eces ecsa ecsc ecse ecss eeca eecs eeea eeee eees eese eeva esab esac esas esba esbs esca escb esce escs esea esee eses essa esse evac evae evas evea eves evsc sa-c saab saac saae saas saba sabb sabc sabe sabs saca sacc sace sacs saeb saes sasa sasc sase sass sava save savs sbaa sbac sbas sbbs sbca sbcc sbcs sbsa sbse scaa scab scac scas scba sccc scce sccs scea scec scee scsa scsc se-c se-e se-s seaa seab seac seas seba sebe sebs sec- seca secc sece secs secv seea seeb seec sees sesa sesc sese sess seva seve ssaa ssab ssac ssas ssca sscc ssce sscs ssec ssee sses sssa sssb sssc ssss svcc svce svcs svea svec svsc vaas vabs vaca vace vacs vaes vas- vasa vase vass vava vavs vbcc veba vecc vees vesa vesc vese vess veve vsee vses vssc vsse vvsb vvvv