yelks eylks yleks lyeks elyks leyks yekls eykls ykels kyels ekyls keyls ylkes lykes ykles kyles lkyes klyes elkys lekys eklys kelys lkeys kleys yelsk eylsk ylesk lyesk elysk leysk yeslk eyslk yselk syelk esylk seylk ylsek lysek yslek sylek lsyek slyek elsyk lesyk eslyk selyk lseyk sleyk yeksl eyksl ykesl kyesl ekysl keysl yeskl eyskl ysekl syekl esykl seykl yksel kysel yskel sykel ksyel skyel eksyl kesyl eskyl sekyl kseyl skeyl ylkse lykse yklse kylse lkyse klyse ylske lyske yslke sylke lsyke slyke yksle kysle yskle sykle ksyle skyle lksye klsye lskye slkye kslye sklye elksy leksy eklsy kelsy lkesy klesy elsky lesky eslky selky lseky sleky eksly kesly eskly sekly ksely skely lksey klsey lskey slkey ksley skley
Note: these 'words' (valid or invalid) are all the permutations of the word yelks. These words are obtained by scrambling the letters in yelks.