pinon ipnon pnion npion inpon nipon pionn iponn poinn opinn iopnn oipnn pnoin npoin ponin opnin nopin onpin inopn niopn ionpn oinpn noipn onipn pinno ipnno pnino npino inpno nipno pinno ipnno pnino npino inpno nipno pnnio npnio pnnio npnio nnpio nnpio innpo ninpo innpo ninpo nnipo nnipo pionn iponn poinn opinn iopnn oipnn pinon ipnon pnion npion inpon nipon ponin opnin pnoin npoin onpin nopin ionpn oinpn inopn niopn onipn noipn pnoni nponi ponni opnni nopni onpni pnnoi npnoi pnnoi npnoi nnpoi nnpoi ponni opnni pnoni nponi onpni nopni nonpi onnpi nnopi nnopi onnpi nonpi inonp nionp ionnp oinnp noinp oninp innop ninop innop ninop nniop nniop ionnp oinnp inonp nionp oninp noinp nonip onnip nnoip nnoip onnip nonip
Note: these 'words' (valid or invalid) are all the permutations of the word pinon. These words are obtained by scrambling the letters in pinon.