Start where you are. Have you written your idea yet? Did you find one good article but need more? Is the title a complete sentence with everything spelled correctly? Excellent. Now, let's take it apart.
Highlight the Key Pieces
Not everything written down is important to the investigation. Focus in on the most important...well, keywords.
Sometimes you may not need a word at all because it is implied in the effort itself. Some words need to be given more thought to see if they matter.
Each Word is World of Ideas
Every word you use can contain numerous other ideas. Maybe those ideas are more specific. Maybe those ideas are just ways to convey the same idea more precisely.
Jargon, Jargon and more Jargon
It's like a spider's web.
The exercise of concept mapping can be used anytime you get stuck. It can truly help you step back from your ideas and find new ways to see them.