但是也没起多大作用-----英语怎么说

But it didn't work that well.但是工作的没那么好
But it doesn't work.但是没起作用
But it didn't make too much different 但是没多大区别
But it didn't make too many differences.但是没多少区别
But you can't really see the difference.但是你看不出什么区别