Complex sentence: Despite making his debut for Eanglan in March 2004 Gardner could not cement a regular place in the Tottenham first-team, playing 17 league matches in 2005--06 due to injury, and just a handful of matches in 2006--07.
Split into simpler sentences: Despite making his debut for England in March 2004, Gardner could not cement a regular place in the Tottenham first-team. He played just seventeen league matches in 2005--06 due to injury, and made just a handful of appearances in 2006--07.