trnsa rtnsa tnrsa ntrsa rntsa nrtsa trsna rtsna tsrna strna rstna srtna tnsra ntsra tsnra stnra nstra sntra rnsta nrsta rsnta srnta nsrta snrta trnas rtnas tnras ntras rntas nrtas trans rtans tarns atrns ratns artns tnars ntars tanrs atnrs natrs antrs rnats nrats rants arnts narts anrts trsan rtsan tsran stran rstan srtan trasn rtasn tarsn atrsn ratsn artsn tsarn starn tasrn atsrn satrn astrn rsatn sratn rastn arstn sartn asrtn tnsar ntsar tsnar stnar nstar sntar tnasr ntasr tansr atnsr natsr antsr tsanr stanr tasnr atsnr satnr astnr nsatr snatr nastr anstr santr asntr rnsat nrsat rsnat srnat nsrat snrat rnast nrast ranst arnst narst anrst rsant srant rasnt arsnt sarnt asrnt nsart snart nasrt ansrt sanrt asnrt
Note: these 'words' (valid or invalid) are all the permutations of the word trnsa. These words are obtained by scrambling the letters in trnsa.