My algorithm went like this: 1. Guess the most common letter from the list of n-letter words in the dictionary (where n is the length of the hidden word). If more than one letter has the same frequency, guess the most common in dictionary frequency. 2.Filter out non-matching words as letters are guessed.y algorithm went like this: 1. Guess the most common letter from the list of n-letter words in the dictionary (where n is the length of the hidden word). If more than one letter has the same frequency, guess the most common in dictionary frequency. 2.