21.   Stacks of books, manuals and magazines covered the desk, except for a space occupied by a gooey half-eaten tuna sandwich resting on white paper.

22.   The mere sight of the offending food, even an innocent tuna sandwich, say, can evoke memories that make a diner look elsewhere for lunch.

23.   The man was on the second bite of his tuna sandwich when he felt a pain in his chest.

24.   The monks were replaced by his collaborators, Sharon Robinson and Leanne Ungar, and the salmon teriyaki he made for Sasaki Roshi was traded for tuna sandwiches.

25.   They make the definitive tuna sandwich from sourdough bread and freshly caught albacore they bake themselves.

26.   This tuna sandwich?

27.   Tuna sandwiches and Oreo cookies after school.

28.   Tuna sandwiches and lemonade were in the car.

29.   Tuna sandwich.

30.   When others went out for dinner, she ate the kosher tuna sandwiches she had packed.