Yes, it can sometimes be difficult to prove that a site is cloaking content, especially if they are very sneaky, but doesn't make it right.
Ee, mgbe ụfọdụ ọ na-esiri ike igosi na saịtị dị iche iche na-ekpuchi ọdịnaya, karịsịa ma ọ bụrụ na ha dị nnọọ njọ, ma ha anaghị eme ya.