Bhubaneswar: Railways have cancelled five pairs of special trains originating from East Coast Railway (ECoR) jurisdiction due to poor patronisation and surge of Covid19 infection.The 08417/08418 Puri-Gunupur-Puri Special from Puri will be cancelled from May 5 and from Gunupur from May, 6 till further advice.The 08303/08304 Sambalpur-Puri-Sambalpur Special from both