crases rcases carses acrses racses arcses crsaes rcsaes csraes scraes rscaes srcaes casres acsres csares scares ascres sacres rasces arsces rsaces sraces asrces sarces craess rcaess caress acress racess arcess creass rceass cerass ecrass recass ercass caerss acerss cearss ecarss aecrss eacrss raecss arecss reacss eracss aercss earcss crseas rcseas csreas screas rsceas srceas cresas rcesas cersas ecrsas recsas ercsas cseras sceras cesras ecsras secras escras rsecas srecas rescas erscas sercas esrcas casers acsers csaers scaers ascers sacers caesrs acesrs ceasrs ecasrs aecsrs eacsrs csears scears cesars ecsars secars escars asecrs saecrs aescrs eascrs seacrs esacrs rasecs arsecs rsaecs sraecs asrecs sarecs raescs arescs reascs erascs aerscs earscs rseacs sreacs resacs ersacs seracs esracs asercs saercs aesrcs easrcs searcs esarcs crasse rcasse carsse acrsse racsse arcsse crsase rcsase csrase scrase rscase srcase casrse acsrse csarse scarse ascrse sacrse rascse arscse rsacse sracse asrcse sarcse crasse rcasse carsse acrsse racsse arcsse crsase rcsase csrase scrase rscase srcase casrse acsrse csarse scarse ascrse sacrse rascse arscse rsacse sracse asrcse sarcse crssae rcssae csrsae scrsae rscsae srcsae crssae rcssae csrsae scrsae rscsae srcsae cssrae scsrae cssrae scsrae sscrae sscrae rsscae srscae rsscae srscae ssrcae ssrcae cassre acssre csasre scasre ascsre sacsre cassre acssre csasre scasre ascsre sacsre cssare scsare cssare scsare sscare sscare asscre sascre asscre sascre ssacre ssacre rassce arssce rsasce srasce asrsce sarsce rassce arssce rsasce srasce asrsce sarsce rssace srsace rssace srsace ssrace ssrace assrce sasrce assrce sasrce ssarce ssarce craess rcaess caress acress racess arcess creass rceass cerass ecrass recass ercass caerss acerss cearss ecarss aecrss eacrss raecss arecss reacss eracss aercss earcss crases rcases carses acrses racses arcses crsaes rcsaes csraes scraes rscaes srcaes casres acsres csares scares ascres sacres rasces arsces rsaces sraces asrces sarces cresas rcesas cersas ecrsas recsas ercsas crseas rcseas csreas screas rsceas srceas cesras ecsras cseras sceras escras secras rescas erscas rsecas srecas esrcas sercas caesrs acesrs ceasrs ecasrs aecsrs eacsrs casers acsers csaers scaers ascers sacers cesars ecsars csears scears escars secars aescrs eascrs asecrs saecrs esacrs seacrs raescs arescs reascs erascs aerscs earscs rasecs arsecs rsaecs sraecs asrecs sarecs resacs ersacs rseacs sreacs esracs seracs aesrcs easrcs asercs saercs esarcs searcs crsesa rcsesa csresa scresa rscesa srcesa cressa rcessa cerssa ecrssa recssa ercssa csersa scersa cesrsa ecsrsa secrsa escrsa rsecsa srecsa rescsa erscsa sercsa esrcsa crssea rcssea csrsea scrsea rscsea srcsea crssea rcssea csrsea scrsea rscsea srcsea cssrea scsrea cssrea scsrea sscrea sscrea rsscea srscea rsscea srscea ssrcea ssrcea cressa rcessa cerssa ecrssa recssa ercssa crsesa rcsesa csresa scresa rscesa srcesa cesrsa ecsrsa csersa scersa escrsa secrsa rescsa erscsa rsecsa srecsa esrcsa sercsa csesra scesra cessra ecssra secsra escsra cssera scsera cssera scsera sscera sscera cessra ecssra csesra scesra escsra secsra sescra esscra ssecra ssecra esscra sescra rsesca sresca ressca erssca sersca esrsca rsseca srseca rsseca srseca ssreca ssreca ressca erssca rsesca sresca esrsca sersca sesrca essrca sserca sserca essrca sesrca casesr acsesr csaesr scaesr ascesr sacesr caessr acessr ceassr ecassr aecssr eacssr cseasr sceasr cesasr ecsasr secasr escasr asecsr saecsr aescsr eascsr seacsr esacsr casser acsser csaser scaser ascser sacser casser acsser csaser scaser ascser sacser cssaer scsaer cssaer scsaer sscaer sscaer asscer sascer asscer sascer ssacer ssacer caessr acessr ceassr ecassr aecssr eacssr casesr acsesr csaesr scaesr ascesr sacesr cesasr ecsasr cseasr sceasr escasr secasr aescsr eascsr asecsr saecsr esacsr seacsr csesar scesar cessar ecssar secsar escsar cssear scsear cssear scsear sscear sscear cessar ecssar csesar scesar escsar secsar sescar esscar ssecar ssecar esscar sescar asescr saescr aesscr easscr seascr esascr assecr sasecr assecr sasecr ssaecr ssaecr aesscr easscr asescr saescr esascr seascr sesacr essacr sseacr sseacr essacr sesacr rasesc arsesc rsaesc sraesc asresc saresc raessc aressc reassc erassc aerssc earssc rseasc sreasc resasc ersasc serasc esrasc asersc saersc aesrsc easrsc searsc esarsc rassec arssec rsasec srasec asrsec sarsec rassec arssec rsasec srasec asrsec sarsec rssaec srsaec rssaec srsaec ssraec ssraec assrec sasrec assrec sasrec ssarec ssarec raessc aressc reassc erassc aerssc earssc rasesc arsesc rsaesc sraesc asresc saresc resasc ersasc rseasc sreasc esrasc serasc aesrsc easrsc asersc saersc esarsc searsc rsesac sresac ressac erssac sersac esrsac rsseac srseac rsseac srseac ssreac ssreac ressac erssac rsesac sresac esrsac sersac sesrac essrac sserac sserac essrac sesrac asesrc saesrc aessrc eassrc seasrc esasrc asserc saserc asserc saserc ssaerc ssaerc aessrc eassrc asesrc saesrc esasrc seasrc sesarc essarc ssearc ssearc essarc sesarc
Note: these 'words' (valid or invalid) are all the permutations of the word crases. These words are obtained by scrambling the letters in crases.