"potentially contains" is correct and usable in written English.
You can use it when saying that something may contain something else, and it may not. For example: This document potentially contains sensitive information.
But each potentially contains another bit of evidence on the financing of the Sept. 11 attacks.
Thanksgiving cooks should note that bread stuffing, with a lot of crusty surfaces, potentially contains a lot of it.
But how do you summarise, let alone explain, a game that potentially contains thousands of hours of play?
The grandfather of all nominalizations, antidisestablishmentarianism, potentially contains at least two verbs, three adjectives and six other nouns.
Authorized by a 2008 amendment to the Foreign Intelligence Surveillance Act (which retroactively ratified what the Bush administration had been doing since soon after 9/11) the program empowers the government to intercept every international communication between Americans and non-Americans that potentially contains "foreign intelligence information".
Untreated wastewater potentially contains a variety of chemical constituents hazardous to human health and the environment.
USDA research chemical engineer Laetitia Bonnaillie says the result, for which a patent is pending, could potentially contain flavours or micronutrients in the future.
She had taken a picture of a working-class home, covered in England flags: exactly the kind of home potentially containing the kind of "white van man" voter that the Labour leadership is accused of being out of touch with.
Recycled aggregates can potentially contain large amounts of acid-soluble sulphates.
"Are there community smells previously reported in literature?" Software engineering literature offers empirical research in software failure that could potentially contain a number of community smells.
Therefore, both the segmentation and tracker evaluation could potentially contain an inverse crime[24], but they do not since statistical noise is added to the radiographs.
