How mang subjects you do this have how(?)连词成句

问题描述:

How mang subjects you do this have how(?)连词成句

有两个how吗?
如果你没弄错的话只能是这个答案:How many subjects have how do you do this?
意思是 多少话题提到了你做此事的方法?当然根据背景还可以有其他的解释.