Pichilemu , along with the communes of Placilla , Nancagua , ChÃ pica , Santa Cruz , Pumanque , Palmilla , Peralillo , Navidad , Lolol , Litueche , La Estrella , Chile , Marchihue and Paredones , is part of the Electoral District NÂ 35 and belongs to the 9th Senatorial Constituency ( O'Higgins ) of the electoral division of Chile . Pichilemu , along with the communes of Placilla , Nancagua , ChÃ pica , Santa Cruz , Pumanque , Palmilla , Peralillo , Navidad , Lolol , Litueche , La Estrella , Marchihue , and Paredones , is part of Electoral District No. 35 and belongs to the 9th Senatorial Constituency ( O'Higgins ) of the electoral divisions of Chile .