investigado

Acabas de ser investigado por los agentes.

You have just been investigated by the agents.

— El viento se levanta (2013)

He investigado.

I have investigated.

Como nos lo pediste, he investigado un poco.

As you asked us to, I've done a little research.

— El imperio de las sombras (2016)

Él parece haber investigado por su cuenta.

He seems to have done some research on his own.

— Genocidal Organ (2017)

Él ha investigado la posibilidad de una cooperación.

He has explored the possibility of cooperation.