I would like to speak with you

I would like to speak to you 是我想和你说话（我有话对你说）
I would like to speak with you是我想和你说
话（我想和你谈谈有关的问题，具有讨论商量的感觉）

我想和你说话

我想和你谈谈

我想和你说话
可是，我个人觉得这句话不应该这么说，应该说：I would like to speak to you

意思是“我想和你说话” 建议去下个金山词霸。那么英语翻译之类的都能解决了。