If you have an intention to apply British Passport do be sure the name on the Filipino passport and the indicated name of the Naturalisation certificate are the same.
MY wife's middle name differed on her Filipino passport and our marriage/naturalization certificate but the authorities accepted our explanation as to the reason why and issued her a British passport.
MY wife's middle name differed on her Filipino passport and our marriage/naturalization certificate but the authorities accepted our explanation as to the reason why and issued her a British passport.
It's important to note that regulations state that British passports are not issued in a name different from other passports held.
Perhaps you were lucky or perhaps the regulations are being more strictly adopted these days.