1. Theory of Peace: If you're referring to a theory about peace, a direct translation would be "Teorya ng Kapayapaan" (pronounced "tay-oh-rya nang ka-pa-ya-pan").
2. Pacific Ocean Theory: If you're discussing a theory about the Pacific Ocean, you could use "Teorya tungkol sa Karagatang Pasipiko" (pronounced "tay-oh-rya toong-kol sa ka-ra-ga-tan pas-i-pi-ko").
3. Pacific/Peaceful Theory: If you're talking about a theory that is peaceful or non-confrontational, you could use "Teoryang Mapayapa" (pronounced "tay-oh-ryang ma-pa-ya-pa") or "Teoryang Pasipiko" (pronounced "tay-oh-ryang pas-i-pi-ko").
4. Specific Theory: If you're referring to a specific theory with a name, such as "Pacific Rim Theory," you would translate the specific name and the context will make it clear.
To get the most accurate translation, please provide more context about what you're referring to. For example, are you discussing a political theory, a geographical theory, or a theory about a specific event? This will help me give you a more precise translation.