comprobar si la matriz no contienen el valor de javascript
var fruits = ["Banana", "Orange", "Apple", "Mango"];
var n = fruits.includes("Mango"); // true
var n = fruits.includes("Django"); // false
la matriz incluye con o condición
if (['slug-title-one','slug-title-13'].some(slug => item.slug.includes(slug))) {
// checks for and displays if either
}