You can create as many user-defined indexes as you want.
Select a word or words that you want to add to a user-defined index.
Choose Insert - Table of Contents and Index - Index Entry.
Click thebutton next to the box.
Type a name for the index in thebox and click .
Clickto add the selected word(s) to the new index.
Click in the document where you want to insert the index.
Choose Insert - Table of Contents and Index - Table of Contents, Index or Bibliography.
On thetab, select the name of the user-defined index that you created in the box.
Select any options that you want.