I couldn't (what you said)at the meeting.括号内为什么不能用that you said

I couldn't (what you said)at the meeting.括号内为什么不能用that you said
I couldn't (what you said)at the meeting.
括号内为什么不能用
that you said

I couldn't (what you said)at the meeting.括号内为什么不能用that you said
少个动词吧?
understand?
我不能理解会上你说的话