Here are some examples:
* "Que no te preocupes" - "Don't worry"
* "Que no lo haga" - "Don't do it"
* "Que no se lo digas a nadie" - "Don't tell anyone"
* "Que no está aquí" - "He/She is not here"
It's important to understand that "que no" often acts as a shortened version of a longer phrase, like "que no tengas miedo" (don't be afraid) or "que no te preocupes por nada" (don't worry about anything).
The phrase "que no" is commonly used in everyday Spanish conversations and can be a versatile way to express negation and refusal.