Construction (Aluminum,Lumber,Marble,Iron)
Beer (Wheat,Water, plus the Alum. and Lumber above)
Fast Food (Cattle,Pigs,Spices,Sugar)
plus Gems and Fish.
Need a Harbor for all of those.
Before the Harbor, just subtract any 2 of Wheat,Water,Gems and Fish. Of those 4, Wheat and Fish are the best 2 resources.