girrs igrrs grirs rgirs irgrs rigrs girrs igrrs grirs rgirs irgrs rigrs grris rgris grris rgris rrgis rrgis irrgs rirgs irrgs rirgs rrigs rrigs girsr igrsr grisr rgisr irgsr rigsr gisrr igsrr gsirr sgirr isgrr sigrr grsir rgsir gsrir sgrir rsgir srgir irsgr risgr isrgr sirgr rsigr srigr girsr igrsr grisr rgisr irgsr rigsr gisrr igsrr gsirr sgirr isgrr sigrr grsir rgsir gsrir sgrir rsgir srgir irsgr risgr isrgr sirgr rsigr srigr grrsi rgrsi grrsi rgrsi rrgsi rrgsi grsri rgsri gsrri sgrri rsgri srgri grsri rgsri gsrri sgrri rsgri srgri rrsgi rrsgi rsrgi srrgi rsrgi srrgi irrsg rirsg irrsg rirsg rrisg rrisg irsrg risrg isrrg sirrg rsirg srirg irsrg risrg isrrg sirrg rsirg srirg rrsig rrsig rsrig srrig rsrig srrig
Note: these 'words' (valid or invalid) are all the permutations of the word girrs. These words are obtained by scrambling the letters in girrs.