How many words is it possible to make using these particular combinations of letters?Bad news, it's only possible to derive 1 word using the specified letter combination.
What's the best score you're able to get in Scrabble using this list of words that have 'lp' in and end with 'ac'?Since there is only a single word to pick from, you're only viable word is 'calpac' scoring 12 points.