appdl papdl appdl papdl ppadl ppadl apdpl padpl adppl dappl pdapl dpapl apdpl padpl adppl dappl pdapl dpapl ppdal ppdal pdpal dppal pdpal dppal appld papld appld papld ppald ppald aplpd palpd alppd lappd plapd lpapd aplpd palpd alppd lappd plapd lpapd pplad pplad plpad lppad plpad lppad apdlp padlp adplp daplp pdalp dpalp apldp paldp alpdp lapdp pladp lpadp adlpp dalpp aldpp ladpp dlapp ldapp pdlap dplap pldap lpdap dlpap ldpap apdlp padlp adplp daplp pdalp dpalp apldp paldp alpdp lapdp pladp lpadp adlpp dalpp aldpp ladpp dlapp ldapp pdlap dplap pldap lpdap dlpap ldpap ppdla ppdla pdpla dppla pdpla dppla pplda pplda plpda lppda plpda lppda pdlpa dplpa pldpa lpdpa dlppa ldppa pdlpa dplpa pldpa lpdpa dlppa ldppa
Note: these 'words' (valid or invalid) are all the permutations of the word appdl. These words are obtained by scrambling the letters in appdl.