$ sudo apt-get update
$ sudo apt-get install libjs-yui3-debug 

libjs-yui3-debug is installed in your system.

Make ensure the libjs-yui3-debug package were installed using the commands given below,

$ sudo dpkg-query -l | grep libjs-yui3-debug *

You will get with libjs-yui3-debug package name, version, architecture and description in a table

libjs-yui3-debug package basic information: