Polya's Four-Step approach for forming all possible 3-letter "words" using 3 distinct letters from the English alphabet:
Step 1: Understand the problem - Find all 3-letter "words" using 3 distinct letters.
Step 2: Devise a plan - Choose 3 letters from the alphabet and arrange them.
Step 3: Execute the plan - Use combinations to choose 3 letters and permutations to arrange them.
Step 4: Check the solution - Count all the distinct 3-letter "words" formed.