The phrase "a strong instinct for" is correct and usable in written English.
It can be used to describe someone's natural ability or tendency towards something, often in a positive context.
Example: "She has a strong instinct for understanding people's emotions, which makes her an excellent counselor."
Alternatives: "a keen sense for" or "a natural talent for".
Guyton had a strong instinct for reform, which is best illustrated by his work on the improvement of chemical nomenclature.
Drawing district lines has always been a deeply political undertaking, because elected officials in every age cultivate a strong instinct for self-preservation.
He wanders and hedges and doubles back, but he is governed by a strong instinct for self-preservation, and never strays too far from his essential positions.
Liberation is one of the principal themes in her books: "Having such a strong instinct for freedom, it's almost unbearable to know that somebody does not at least have the possibility".
Perhaps because it is August, vacation season, the appeal failed to generate any groundswell of response from ordinary Russians, who anyway have a strong instinct for gravitating toward the existing power.
It was a clear sign that Hilfiger, whose fortune was forged on a strong instinct for the commercial zeitgeist, recognises Hadid's influence with consumers to be level with his own.
Although a bull rhino will fight another bull rhino for the dubious & sometimes fatal pleasures of the marital bed, forgetfulness is a stronger instinct for them than bellocity.
I thought I'd build a business that was perfect for me and see if anyone agreed – I had a strong instinct that people want amazing coffee.
For example, is it something you think you must do, or is it a strong instinct or heartfelt desire that beckons from deep within?
He followed his own strong instinct for colour, reproducing what he saw with a bold, sure touch (e.g., In the Kitchen, 1898).
