And only one chord appears!?

Here is the format of the song, same sequence of chords repeats seven times: *





All I want to do is repeat the last line, the last four bars.
But when I place the cursor at the beginning of the ending, and insert four bars, this is what I get:




It didn't insert anything.
All it did was type in one Em after the ending.

OK, I'm lost. How do I do this.

Note: BiaB Ver. 2012. Thanks.


* This is a cover of an existing song.