Together on one team they are a 'winning combination'. [=they work, perform, etc., very well together]
The milkshakes come in chocolate, strawberry, and vanilla, or any 'combination' of these.
It can be used by itself or 'in combination with' [='together with'] our other products.
(..) It is an extension of his ability to leap tall buildings, an ability he derives from exposure to Earth's yellow sun. And how does he fly at night? A combination of the moon's solar reflection and the energy-storage capacity of Kryptonian skin cells. I'm just gonna go wash up. (..)2007 TvShow: The Big Bang Theory Title: The Big Bran Hypothesis Season: 1 Episode 2