Can I have show two different approaches in single thesis, regarding the same topic?

I am doing research on Security Patterns. In First 6 month i was working on Formalization of Security Patterns. I have extended a approach for formalization of Security Patterns. Subsequently, in the next 6 month i did research on Selection of Appropriate security patterns. Normally, The structure of thesis

1. Introduction


2. Related Work


3. Proposed Work


4. Implementation


5. Result , Conclusion and Future.

I am confused in this. I have different implementation and result respectively for Formalization and Selection techniques. My Thesis Content will look like

1. Introduction


2. Related Work


3. Formalization(Proposed Work,Implementation and Result).


4. Selection(Proposed Work, Implementation and Result).


5. Conclusion.

Can i have two different result and implementation in a thesis. It is acceptable or not? Thesis is for Master Degree.