sices isces scies csies icses cises siecs isecs seics esics iescs eiscs sceis cseis secis escis cesis ecsis icess ciess iecss eicss ceiss eciss sicse iscse scise csise icsse cisse sisce issce ssice ssice issce sisce scsie cssie sscie sscie cssie scsie icsse cisse iscse sicse csise scise siesc isesc seisc esisc iessc eissc sisec issec ssiec ssiec issec sisec sesic essic sseic sseic essic sesic iessc eissc isesc siesc esisc seisc scesi csesi secsi escsi cessi ecssi scsei cssei sscei sscei cssei scsei sesci essci sseci sseci essci sesci cessi ecssi csesi scesi escsi secsi icess ciess iecss eicss ceiss eciss icses cises isces sices csies scies iescs eiscs isecs siecs esics seics cesis ecsis cseis sceis escis secis
Note: these 'words' (valid or invalid) are all the permutations of the word sices. These words are obtained by scrambling the letters in sices.