snkra nskra sknra ksnra nksra knsra snrka nsrka srnka rsnka nrska rnska skrna ksrna srkna rskna krsna rksna nkrsa knrsa nrksa rnksa krnsa rknsa snkar nskar sknar ksnar nksar knsar snakr nsakr sankr asnkr naskr anskr skanr ksanr saknr asknr kasnr aksnr nkasr knasr naksr anksr kansr aknsr snrak nsrak srnak rsnak nrsak rnsak snark nsark sanrk asnrk nasrk ansrk srank rsank sarnk asrnk rasnk arsnk nrask rnask narsk anrsk ransk arnsk skran ksran srkan rskan krsan rksan skarn ksarn sakrn askrn kasrn aksrn srakn rsakn sarkn asrkn raskn arskn krasn rkasn karsn akrsn raksn arksn nkras knras nrkas rnkas krnas rknas nkars knars nakrs ankrs kanrs aknrs nraks rnaks narks anrks ranks arnks krans rkans karns akrns rakns arkns
Note: these 'words' (valid or invalid) are all the permutations of the word snkra. These words are obtained by scrambling the letters in snkra.