Select
the text, hold down the Alt, Shift, and x keys, under options choose;
Cross Reference, enter desired entry, choose mark.
Select
the text, open the Format menu, choose Index, enter desired entry, and
then choose Mark.
Select
the text, choose Tools, choose Look Up Reference, choose create Index,
enter desired entry, and then choose Mark.
Select
the text, open Insert, choose Index and Tables, choose the Index tab,
enter desired entry, choose OK.