Grilled Fish Tacos

Name: Grilled Fish Tacos
Ingredients: 3 tablespoons vegetable oil; 1 tablespoon ancho chile powder; 2 teaspoons chipotle chile powder; 1 teaspoon dried oregano; 1 teaspoon ground coriander; 2 garlic cloves , minced; Salt; 2 tablespoons tomato paste; 1/2 cup orange juice; 6 tablespoons lime juice (3 limes); 2 pounds skinless swordfish steaks , 1 inch thick, cut lengthwise into 1-inch-wide strips; 1 pineapple , peeled, quartered lengthwise, cored, and each quarter halved lengthwise; 1 jalapeño chile; 18 (6-inch) corn tortillas; 1 red bell pepper , stemmed, seeded, and cut into 1/4-inch pieces; 2 tablespoons minced fresh cilantro , plus extra for serving; 1/2 head iceberg lettuce (4 1/2 ounces), cored and thinly sliced; 1 avocado , halved, pitted, and sliced thin; Lime wedge