Perhaps you should try some spelling variations:
"valenzuela pablo, manuel," » "valenzuela pedro, manuel," (Expand Search), "valenzuela marcelo, manuel," (Expand Search), "valencia pablo, manuel," (Expand Search)
"valenzuela rabi, manuel," » "valenzuela ratia, manuel," (Expand Search), "valenzuela maria, manuel," (Expand Search), "valenzuela uribe, manuel," (Expand Search)