Formal:
* Maraming salamat po. (This is the most common and polite way to say "thank you".)
* Salamat po. (A shorter version of the previous phrase, still polite.)
Informal:
* Salamat. (More casual and used with friends and family.)
* Thanks. (English word, often used in informal situations.)
Other variations:
* Salamat sa inyo. (Thank you to you all.)
* Salamat ng marami. (Thank you very much.)
Note: The "po" is a respectful particle that is added to the end of phrases when speaking to elders or someone you want to show respect.
You can choose the appropriate way to say "thank you" based on the situation and your relationship with the person you're speaking to.