Rather than send you to another online spell book, I'm going to take a minute to help you find your way around this one better.
Here is an index of the main spell sections and types of spells around the Free Witchcraft Spells site. It's even in alphabetical order:Cleansing spells
There you have it. A complete map to navigating this online spell book. You shouldn't have any trouble finding the precise spell when you need it.
If you're looking for more links on the articles around this site, I have a new little index of spell articles that might help.