pinga ipnga pniga npiga inpga nipga pigna ipgna pgina gpina igpna gipna pngia npgia pgnia gpnia ngpia gnpia ingpa nigpa ignpa ginpa ngipa gnipa pinag ipnag pniag npiag inpag nipag piang ipang paing aping iapng aipng pnaig npaig panig apnig napig anpig inapg niapg ianpg ainpg naipg anipg pigan ipgan pgian gpian igpan gipan piagn ipagn paign apign iapgn aipgn pgain gpain pagin apgin gapin agpin igapn giapn iagpn aigpn gaipn agipn pngai npgai pgnai gpnai ngpai gnpai pnagi npagi pangi apngi napgi anpgi pgani gpani pagni apgni gapni agpni ngapi gnapi nagpi angpi ganpi agnpi ingap nigap ignap ginap ngiap gniap inagp niagp iangp aingp naigp anigp iganp gianp iagnp aignp gainp aginp ngaip gnaip nagip angip ganip agnip
Note: these 'words' (valid or invalid) are all the permutations of the word pinga. These words are obtained by scrambling the letters in pinga.