article_snippet: The Arsenal boss added: 'We have a lot of competition going on in the team, especially up front -
article_snippet: We have plenty of offensive potential.
article_snippet: Arsenal have a poor record at Old Trafford, not winning since September 2006 and suffering an 8-2 thumping there in August 2011.
article_snippet: At the moment us are doing very well away from home.
article_snippet: Both teams will think if us get over this hurdle, us have a good opportunity to win the competition.
article_snippet: us are confident from us Premier League run, so us go to United to qualify and to give absolutely everything.'
highlights_snippet: Arsenal have a lot of competition particularly in the forward area .