curli ucrli cruli rculi urcli rucli culri uclri cluri lcuri ulcri lucri crlui rclui clrui lcrui rlcui lrcui urlci rulci ulrci lurci rluci lruci curil ucril cruil rcuil urcil rucil cuirl ucirl ciurl icurl uicrl iucrl criul rciul cirul icrul ricul ircul uricl ruicl uircl iurcl riucl irucl culir uclir cluir lcuir ulcir lucir cuilr ucilr ciulr iculr uiclr iuclr cliur lciur cilur iclur licur ilcur ulicr luicr uilcr iulcr liucr ilucr crliu rcliu clriu lcriu rlciu lrciu crilu rcilu cirlu icrlu riclu irclu cliru lciru cilru iclru licru ilcru rlicu lricu rilcu irlcu lircu ilrcu urlic rulic ulric luric rluic lruic urilc ruilc uirlc iurlc riulc irulc ulirc luirc uilrc iulrc liurc ilurc rliuc lriuc riluc irluc liruc ilruc
Note: these 'words' (valid or invalid) are all the permutations of the word curli. These words are obtained by scrambling the letters in curli.