With the final set of fixtures earmarked for October, the UEFA World Cup qualifying groups are rapidly gathering shape as the stronger European teams build seemingly impregnable leads at the head of their tables. Although Spain need to win their remaining two home fixtures to qualify, Germany, Belgium, Netherlands and Italy are also reinforcing their reputations as the dominant forces in European football. Switzerland are favourites to win a fairly weak Group E, but there is still much to play for in the other groups.