European Kitchen - Spicy Ranch Potato Chips Salad

3 cups of lettuce, cut lengthwise3 carrots, julienned3 cucumbers, julienned1 cup of corn1 cup of black olives1 cup of colored peppers, diced1/2 cup of sliced pickles2 cups of shredded cheese2 cups of hot potato chipsSpicy ranch sauce:1/2 cup of yogurt1/2 cup of mayonnaise2 tablespoons of white vinegar2 tablespoons of olive oilSalt and pepper1 teaspoon of oregano1 teaspoon of dried garlic1 teaspoon of dried onion2 tablespoons of Sriracha sauce