While this looks like a very linear process, re-search is an iterative one where you will search, learn, search again and learn more, and keep on doing so until you have a reliable and well thought out search strategy.
Beginning the process - Brainstorming
Beginning the process - Check to see if there are any articles on your topic
Preliminary Searches
Moving beyond the preliminary stage, be specific
Going deeper and more comprehensive
Questions you may ask yourself:
What do I pull from a specific research article?
Do I sum up their research vs. get a specific data point?
If I grab a specific piece of data, am I taking it out of context?
... and so many more
How to read a scholarly paper
Don't take my work for it: