Following a notable split, FedEx Corp (NYSE:FDX) and Amazon.com Inc (NASDAQ:AMZN) reportedly explored potential collaborations, seeking mutual benefits. Last year, discussions between the two behemoths revolved around FedEx accepting Amazon returns at its retail locations, enriching FedEx’s business portfolio, according to a WSJ report. Amazon, renowned for its partnerships, collaborates with various entities, including FedEx’s rival United Parcel Service Inc (NYSE:UPS), to handle its vast return volumes. The report noted the talks coincided with FedEx’s efforts to boost parcel volumes amid in…