Best way is to describe your files, this helps greatly for them to be found in searches.
Go to LW's Library window, select the folder where your shared files are, then select one of the files you are sharing, press the Describe button & give a good description. The more types of description you give, the greater the chance for it being picked up in searches.
A very simple example below: (for this example I could have used many more words to help describe it)
