The sentence 'we support each other' is correct and usable in written English. You can use it to express a mutual feeling of aid and support between two or more people. For example, "My siblings and I are a close-knit family, and we support each other no matter what.".
It's very supportive, it's a safe environment, and we support each other," said Hajra Khan, 17.
We support each other".
And we support each other".
And we support each other in times of hardship.
The communities look after each other, we support each other.
We supported each other to keep sober.
We supported each other and gained strength from each other".
Being a terminologist, I care about word choice. Ludwig simply helps me pick the best words for any translation. Five stars!
Maria Pia Montoro
Terminologist and Q/A Analyst @ Translation Centre for the Bodies of the European Union