The phrase "a possible connection between" is correct and usable in written English.
It can be used when discussing potential relationships or links between two or more subjects or concepts.
Example: "The study aims to explore a possible connection between diet and mental health."
Alternatives: "a potential link between" or "a possible relationship between".
She puts forward a Freakonomics-esque explanation for a possible connection between the two.
Enders admits that writing about a possible connection between our psychological state and the gut was "the hardest part of the book for me.
How secure do they make you feel? -The article alludes to a possible connection between the opening of the G-8 Summit and the terrorist attacks in London.
But there was a possible connection between the letter sent to Senator Daschle and one mailed to the NBC News anchor Tom Brokaw.
Concern was also expressed about a possible connection between the Pacific crab and a recent decline in the blue crab population in the Chesapeake Bay.
After the disclosure of a possible connection between Wales's murder and McKay's firing, Alberto Gonzales assured Wales's family that the Justice Department was committed to solving the killing.
Commenting on a possible connection between the stabbings, a police inspector, Bruce Middlemiss, was quoted by The Guardian newspaper as saying: "There's nothing firm.
He sees a possible connection between this impoverishment of human gut bacteria and the current epidemic of obesity in wealthy countries.
One official said investigators were exploring a possible connection between the two cases that could explain a motive for the Lloyd killing.
A photo exhibition by Project Unbreakable shows a possible connection between the utterances of Thicke and his cohorts, and those of sexual abusers.
No one took immediate responsibility for the attack, and Saudi officials were quick to play down a possible connection between the incident and the expected United States offensive in Afghanistan.
