"we can potentially" is correct and usable in written English.
It should be used when introducing a hypothetical situation, for example, "we can potentially save money by switching to a cheaper supplier".
So we can potentially reveal a potential terrorist with the potential to kill fewer Americans than our own Police?
So we're learning whom we can potentially take off treatment".
"Armed with such knowledge, we can potentially prevent or reverse the adverse changes in sperm counts.
"I think there is things that we can potentially work on together," said Baird.
From an engineering perspective, those are all things that we can potentially change.
So by using our kettles more effectively, we can potentially make decent savings.
If we can mimic their actions, we can potentially sleep better — and function more effectively when we sleep less.
If we can go and express ourselves and show the skills we have we can potentially put them under pressure.
It's exciting to think that by pairing film and food we can potentially bring the film closer".
More advanced notice is appreciated so that we can potentially reassign the slots to wait-listed students and update companies.
"We're not talking to dolphins," she said, adding, "We'll keep it simple and then we can potentially expand it".
