Add option to order two things

psGrammar/tasks/restaurant/order.jsgf

@@ -3,8 +3,9 @@ grammar ordering;
 
 public <restaurant> = ([tobi] [(i want) | (bring me)] [one | a ] <objects> [please]);
 
-<objects> = (<drinks> | <combo> | <food>);
+<objects> = (<drinks> | <combo> | <food> | <comboTwo>);
 <combo> = ((<orderings> [and | with] <orderings> [and | with] <orderings>));
+<comboTwo> = ((<orderings> [and | with] <orderings>));
 <orderings> = (<drinks> | <food>);
 
 <food> = ( (lemon) | (orange) | (bouillon) | (corn) | (noodles) | (pepper) | (salt) | (sauerkraut) |(seasoning_mix) | (tomatoes) | (cereal_bar_chocolate) | (cereal_bar_chocolate_banana) | (cracker) | (fruit_bar_apple) | (fruit_bar_forest_fruit) | (get_it) | (nut_fruit_mix) | (peanut_bits));