Taking this even a step further, you can begin to understand keywords as they relate to search context. Where even something as simple as word order can play a crucial role when defining the meaning behind the query and ensuring you are selecting the right keywords to target.
A potential e-commerce SEO example, might include looking at the following keywords and how they change the intent of the searcher:
These types of keywords will be a lot less competitive than [product] type keywords, and come with the added advantage of generally leading to a more qualified visit.