Thesis outline should always be reflected upon when you are in the field looking for materials for your paper. You can do this by comparing each section of your outline with the corresponding section of what you have in hand as information. If you are satisfied enough that there is a uniformity of what you have in your outline and what is at hand, you can start the final writing. Even if your things are not chronologically represented, still go ahead with the writing. Remember we mentioned that a good paper can be start from any angle. The essential thing is that all your information should end up as you had planned.