The leakbuster hand categorization charts are just fine for a framework to build YOUR OWN strategy on. The best part is honestly knowing how to categorize hands so you can start asking questions such as "how does x hand category fair against this other category?"
Other option is the categorization system in Jeff Hwang's PLO books.
Focus on building your mental framework and you will learn how to answer your own questions. This is when your game flourishes fastest. You will certainly need a good equity calc/sim program to get the most out of your analysis.
Start with
http://www.propokertools.com/simulations or their Odd's oracle software.
when you are killing low stakes you can think think about investing in pokerjuice for deeper analysis.