piphy ipphy ppihy ppihy ipphy piphy pihpy iphpy phipy hpipy ihppy hippy pphiy pphiy phpiy hppiy phpiy hppiy iphpy pihpy ihppy hippy phipy hpipy pipyh ippyh ppiyh ppiyh ippyh pipyh piyph ipyph pyiph ypiph iypph yipph ppyih ppyih pypih yppih pypih yppih ipyph piyph iypph yipph pyiph ypiph pihyp iphyp phiyp hpiyp ihpyp hipyp piyhp ipyhp pyihp ypihp iyphp yiphp phyip hpyip pyhip yphip hypip yhpip ihypp hiypp iyhpp yihpp hyipp yhipp pphyi pphyi phpyi hppyi phpyi hppyi ppyhi ppyhi pyphi ypphi pyphi ypphi phypi hpypi pyhpi yphpi hyppi yhppi phypi hpypi pyhpi yphpi hyppi yhppi iphyp pihyp ihpyp hipyp phiyp hpiyp ipyhp piyhp iyphp yiphp pyihp ypihp ihypp hiypp iyhpp yihpp hyipp yhipp phyip hpyip pyhip yphip hypip yhpip
Note: these 'words' (valid or invalid) are all the permutations of the word piphy. These words are obtained by scrambling the letters in piphy.