pacas apcas pcaas cpaas acpas capas paacs apacs paacs apacs aapcs aapcs pcaas cpaas pacas apcas capas acpas acaps caaps aacps aacps caaps acaps pacsa apcsa pcasa cpasa acpsa capsa pasca apsca psaca spaca aspca sapca pcsaa cpsaa pscaa spcaa cspaa scpaa acspa caspa ascpa sacpa csapa scapa paasc apasc paasc apasc aapsc aapsc pasac apsac psaac spaac aspac sapac pasac apsac psaac spaac aspac sapac aaspc aaspc asapc saapc asapc saapc pcasa cpasa pacsa apcsa capsa acpsa pcsaa cpsaa pscaa spcaa cspaa scpaa pasca apsca psaca spaca aspca sapca caspa acspa csapa scapa ascpa sacpa acasp caasp aacsp aacsp caasp acasp acsap casap ascap sacap csaap scaap aascp aascp asacp saacp asacp saacp casap acsap csaap scaap ascap sacap
Note: these 'words' (valid or invalid) are all the permutations of the word pacas. These words are obtained by scrambling the letters in pacas.