Sunday Scrabble Game 20

Sunday Scrabble - which is played by arranging nine store-bought, off-the-shelf, Scrabble boards into a composite three-board by three-board (forty-five-square by forty-five-square) mega grid and combining the corresponding nine standard bags of one hundred tiles each into a single Sunday bag of nine hundred tiles all told - gets even better and better as you vary the minimum word-width from the classic two letters to seven letters, one more letter at a time. So says the author after 120, t...