rvspa vrspa rsvpa srvpa vsrpa svrpa rvpsa vrpsa rpvsa prvsa vprsa pvrsa rspva srpva rpsva prsva sprva psrva vspra svpra vpsra pvsra spvra psvra rvsap vrsap rsvap srvap vsrap svrap rvasp vrasp ravsp arvsp varsp avrsp rsavp sravp rasvp arsvp sarvp asrvp vsarp svarp vasrp avsrp savrp asvrp rvpas vrpas rpvas prvas vpras pvras rvaps vraps ravps arvps varps avrps rpavs pravs rapvs arpvs parvs aprvs vpars pvars vaprs avprs pavrs apvrs rspav srpav rpsav prsav sprav psrav rsapv srapv raspv arspv sarpv asrpv rpasv prasv rapsv arpsv parsv aprsv sparv psarv saprv asprv pasrv apsrv vspar svpar vpsar pvsar spvar psvar vsapr svapr vaspr avspr savpr asvpr vpasr pvasr vapsr avpsr pavsr apvsr spavr psavr sapvr aspvr pasvr apsvr
Note: these 'words' (valid or invalid) are all the permutations of the word rvspa. These words are obtained by scrambling the letters in rvspa.