Idea association and Word association

Word association and idea association are semantically related in technique for exploring unconscious topic. In some cases you can use "Word association" instead a noun phrase "Idea association", when it comes to topics like problem-solving heuristic.

Idea association and word association are semantically related in technique for exploring unconscious topic. You can use "Idea association" instead a noun phrase "Word association", if it concerns topics such as problem-solving heuristic.