text: Despite Arsenal winning their eighth Premier League game in a row on Saturday, the club's chief executive Ivan Gazidis says he is 'not happy' that the club are not going to win the title. With top spot set to elude Arsenal again, Gazidis says the club will 'keep pushing' Chelsea, but he admitted winning the championship is unlikely. And Gazidis fears Arsenal will find it harder in future just to maintain their perennial place in the top four Champions League qualification places due to a surge in television cash. Aaron Ramsey smashes the ball home in the win over Burnley, Arsenal's eighth victory in a row in the league . Francis Coquelin wins the ball off George Boyd as the Gunners moved four points clear in second place . Gazidis says the Premier League is 'going to become more competitive which is going to be more challenging for clubs like us.' The Gunners haven't won the league since 2004 and their first eight-game winning run since then has propelled them to second. Earlier setbacks, though, for Arsene Wenger's team helped Chelsea to establish a commanding lead. 'we are not happy but we are going to keep pushing to the end and see how far we can go,' said Gazidis. Ivan Gazidis says he is not happy with second place, and says the club may struggle in the near future .
target: Arsenal beat Burnley 1-0 on Saturday to move four points clear in second .
  But chief executive Ivan Gazidis is 'not happy' to miss out on title again .
  Gazidis fears Arsenal may struggle to make Champions League in future .