* "Kamusta" - This is the most common and informal greeting, similar to "How are you?"
* "Magandang araw po" - This is a formal greeting, literally meaning "Good day to you." You would use this when addressing someone older or in a position of authority.
* "Magandang umaga" - This means "Good morning."
* "Magandang hapon" - This means "Good afternoon."
* "Magandang gabi" - This means "Good evening."
You can also use "Hello" which is directly borrowed from English and is widely understood.