online/ via the internet/ on the internet

I bought it online / through the internet / on the internet/ via the internet - which is the best? I use online but frankly, i am not sure which are acceptable which not. hepl :roll:

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Originally Posted by magdalena

I bought it online / through the internet / on the internet/ via the internet - which is the best? I use online but frankly, i am not sure which are acceptable which not. hepl :roll:

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I bought it online.
I bought it on the Internet.

You access/send something via the Internet.

M.