Here are some ways to express "more than once" in Spanish:
For frequency:
* Más de una vez: This is a literal translation and works well in many contexts.
* Varias veces: Means "several times" and implies more than two.
* Muchas veces: Means "many times" and implies a significant number.
* En varias ocasiones: More formal, means "on several occasions".
* Más de un par de veces: Means "more than a couple of times" and is a more informal option.
For emphasis:
* No solo una vez, sino varias: "Not only once, but several times."
* En más de una ocasión: "On more than one occasion."
* Más de una vez ha sucedido: "It has happened more than once."
Example Sentences:
* He visitado ese museo más de una vez. (I have visited that museum more than once.)
* He comido pizza varias veces este mes. (I have eaten pizza several times this month.)
* En más de una ocasión, me he encontrado con ella en el supermercado. (I have run into her at the supermarket on more than one occasion.)
Remember to choose the phrase that best fits the context and level of formality of your sentence.