Shevuos 3:2

If a person swore not to eat and he ate wheat bread, barley bread and spelt bread, he is only liable once. If he swore not to eat wheat bread, barley bread and spelt bread, then he ate all three, he is liable for each one separately.

Shevuos 3:3

If a person swore not to drink and he drank a variety of beverages, he is only liable once. If he swore not to drink wine, oil and honey, and then he drank all three, he is liable for each one separately.