Complex sentence: Colombia would also eventually fail to qualify for the 2006 edition in Germany and for the 2010 World Cup, mainly because their constant change of formations and struggles to score goals in the last games of the qualification.
Split into simpler sentences: Colombia would also eventually fail to qualify for the 2006 edition in Germany as well. Colombia failed to qualify for the 2010 FIFA World Cup, mainly because their constant change of formations and struggles to score goals in the last games of the qualification.