David Ngog believes a reunion with Owen Coyle may be a catalyst to regain the dazzling promise that took him to Liverpool and PSG. French striker Coyle spent £4 million in Bolton, seven years ago has falsified the five figure-worn weekly wages for a crack in the Scotland Premier League. But the 28-year-old insists he will bring Ross County the same heating ambition, he was holding when he was a young man who arrived in England’s top flight. Considering the…