You may not find it hard to...这句话是正确的
前面一句You may find it not hard to...存在语法问题,it not hard to...这部分是从句不分,缺少系动词is,句子应该是You may find (that) it is not hard to...
You may not find it hard to...这句话是正确的
前面一句You may find it not hard to...存在语法问题,it not hard to...这部分是从句不分,缺少系动词is,句子应该是You may find (that) it is not hard to...