LA SALLE-ZOBEL and Canossa Academy-Lipa grabbed the last quarterfinal tickets with big wins at the close of eliminations of the Philippine National Volleyball Federation (PNVF) Under-18 Championships on Friday at the Rizal Memorial Coliseum. La Salle-Zobel earned a 25-20, 22-25, 25-19 win over Maryhill College Lucena (1-4) while Canossa Academy…