There is a paper on top of the temple. Move the block near it, climb the rope until you reach a place where you can stand, and jump. It might take several tries, but once you land on top of the building, run towards the paper until you pick it up.
open. that's the answer. OPEN.
look at your translation key while you put in the code. what you're supposed to type is OPEN, but you have symbols, so use the translation key. :)
get it in the temple in shark tooth to get it u need a decoder.
on top of the ancient ruins
rotton milk
find the translation key on top of the ruins the answer is open.
On Shark Tooth Island, the translation key is the missing page atop the ruins. On Nabooti Island, the Sphinx symbols are all matched, not translated. (see related questions)
you have to find the paper that was torn out of the journal and look at it and spell open
on top of the cave in the Ancient Ruins
Carbonated coconut milk, creature bone, and the key ingredient
I'm assuming you mean the key ingredient to make the medicine on Shark Tooth Island. The key ingredient isn't anything specific; it's a sack. You find it in a cave.
be hind the shark