primo rpimo pirmo iprmo ripmo irpmo prmio rpmio pmrio mprio rmpio mrpio pimro ipmro pmiro mpiro impro mipro rimpo irmpo rmipo mripo imrpo mirpo priom rpiom pirom iprom ripom irpom proim rpoim porim oprim ropim orpim piorm iporm poirm opirm ioprm oiprm riopm iropm roipm oripm iorpm oirpm prmoi rpmoi pmroi mproi rmpoi mrpoi promi rpomi pormi oprmi ropmi orpmi pmori mpori pomri opmri mopri ompri rmopi mropi rompi ormpi morpi omrpi pimor ipmor pmior mpior impor mipor piomr ipomr poimr opimr iopmr oipmr pmoir mpoir pomir opmir mopir ompir imopr miopr iompr oimpr moipr omipr rimop irmop rmiop mriop imrop mirop riomp iromp roimp orimp iormp oirmp rmoip mroip romip ormip morip omrip imorp miorp iomrp oimrp moirp omirp
Note: these 'words' (valid or invalid) are all the permutations of the word primo. These words are obtained by scrambling the letters in primo.