oypsl yopsl opysl poysl yposl pyosl oyspl yospl osypl soypl ysopl syopl opsyl posyl ospyl sopyl psoyl spoyl ypsol pysol yspol sypol psyol spyol oypls yopls opyls poyls ypols pyols oylps yolps olyps loyps ylops lyops oplys polys olpys lopys ploys lpoys yplos pylos ylpos lypos plyos lpyos oyslp yoslp osylp soylp ysolp syolp oylsp yolsp olysp loysp ylosp lyosp oslyp solyp olsyp losyp sloyp lsoyp yslop sylop ylsop lysop slyop lsyop opsly posly osply soply psoly spoly oplsy polsy olpsy lopsy plosy lposy oslpy solpy olspy lospy slopy lsopy psloy sploy plsoy lpsoy slpoy lspoy ypslo pyslo ysplo syplo psylo spylo yplso pylso ylpso lypso plyso lpyso yslpo sylpo ylspo lyspo slypo lsypo pslyo splyo plsyo lpsyo slpyo lspyo
Note: these 'words' (valid or invalid) are all the permutations of the word oypsl. These words are obtained by scrambling the letters in oypsl.