Rubuta ci gaba ga wannan sakin layi - A gasar zakarun duniya ta 2002
ta gama goma sha uku a cikin gajeren tsere, yayin da tawagar Kenya wacce Wambui ta kasance wani ɓangare ta gama na biyu na gasar ƙungiya. Daga nan sai ta gama goma sha huɗu a Gasar Cin Kofin Duniya ta 2006, amma hakan bai isa ya lashe lambar yabo tare da ƙungiyar ba.