The phrase "a group of strong" is correct and usable in written English.
It can be used when describing a collection of individuals or entities that possess strength, whether physical, emotional, or metaphorical.
Example: "The team was formed as a group of strong individuals, each bringing unique skills and resilience to the project."
Alternatives: "a team of powerful" or "a collection of robust".
In a group of strong personalities, she said, "he was the mediator, always above the squabbles".
The season provides a chance to see this impressive repertory performed by a group of strong and enormously likable dancers.
Ms. Dorfman did address Jewish life in the two dances on the program, but the messages were universal, communicated by a group of strong dancers who could act.
I am interested to see how Laura Harvey, former Arsenal Ladies coach, fares in a new country and managing a group of strong personalities.
He wanted to develop a group of strong individual personalities, not the collective of relentless drones that had become Germany's reputation; the team's instinct should be aggressive attack, not risk-averse defense.
Other elements in the plan included a team built to win the Tour, with a group of strong, talented riders who could ride hard in the mountains or the flat: Christian Knees, Edvald Boasson Hagen, Richie Porte, and Mick Rogers.
"Marvel's The Avengers" features a group of strong-willed, stubborn superheroes who are forced to work together against their will.
Furthermore, series of genetic mutations impart one or another type of growth advantage instigating Darwinian evolution and survival of a group of stronger stem-like cancer cells overruling translation to malignancy [ 6].
I was coming into a group of really strong, funny women.
This was apparently to see if the product was any match for a group of really strong guys.
"All I will say is that I think you see a group of very strong competent leaders behind me.
