Do you have any puddles of coolant under the engine that you can correlate the leaking to?
The elbows are located as part of the tensioner assembly. See link below. Common to get coolant leaks at these. Other issues causing coolant leaks could be UIM or LIM gaskets, radiator hoses, heater hoses, etc.
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The water pump is located at the right side (passenger) where you see the serpentine drive belt since the belt powers the water pump and other accessories.