hubieran mudado
-they/you had changed
Antecopréterito de subjuntivo para el sujeto ellos/ellas/ustedes del verbo mudar.

mudar

¿Piensas realmente que se hubieran mudado?
Do you really think you would have moved?
Sabes, no sé cómo hubiera sido mi vida si ustedes no se hubieran mudado aquí.
You know, I don't know what my life would've been like if you guys hadn't moved here.
Palabra del día
el mantel