crave rcave carve acrve racve arcve crvae rcvae cvrae vcrae rvcae vrcae cavre acvre cvare vcare avcre vacre ravce arvce rvace vrace avrce varce craev rcaev carev acrev racev arcev creav rceav cerav ecrav recav ercav caerv acerv cearv ecarv aecrv eacrv raecv arecv reacv eracv aercv earcv crvea rcvea cvrea vcrea rvcea vrcea creva rceva cerva ecrva recva ercva cvera vcera cevra ecvra vecra evcra rveca vreca revca ervca verca evrca caver acver cvaer vcaer avcer vacer caevr acevr ceavr ecavr aecvr eacvr cvear vcear cevar ecvar vecar evcar avecr vaecr aevcr eavcr veacr evacr ravec arvec rvaec vraec avrec varec raevc arevc reavc eravc aervc earvc rveac vreac revac ervac verac evrac averc vaerc aevrc eavrc vearc evarc
Note: these 'words' (valid or invalid) are all the permutations of the word crave. These words are obtained by scrambling the letters in crave.