FLORDELIS B. MENZON, JOSE E. CLARIN, RENGIE O. VILLABLANCA, RONSARD P. GRANALI, RAQUEL R. POMIDA, RIZALITO T. LORECHE, MARK ANTHONY G. FARAON AND EMILY B. PRETENCIO, PETITIONERS, VS. COMMISSION ON AUDIT, COMMISSION PROPER, VIRGINIA C. TABAO, AUDIT TEAM LEADER, AND ALICIA M. MALQUISTO, SUPERVISING AUDITOR, RESPONDENTS