Perhaps you should try some spelling variations:
rodriguez alvarez » rodriguez alegria (Expand Search)
maria candelaria » ma candelaria (Expand Search), maria adelaida (Expand Search), la candelaria (Expand Search)
rodriguez perez » rodriguez pedro (Expand Search), rodriguez bereijo (Expand Search), rodriguez pinero (Expand Search)
maria candelas » maria angeles (Expand Search), maria angels (Expand Search), maria daniela (Expand Search)