Bangalore, Nov 25: The Indian Hockey Coach believes England may pose a big threat for India in the Olympic Hockey qualifiers to be held in March.

However, Indian Coach Joaquim Carvalho was confident of his boys putting up a brave fight and getting qualified for the Beijing Olympics.

''We are not leaving any stone unturned in our preparation despite fully knowing well that England is not a pushover. They are a strong and a fighting team'', Carvalho told UNI