Perhaps you should try some spelling variations:
"football at the 1966 summer olympics" » "football at the 1969 summer olympics", "football at the 1964 summer olympics", "football at the 1996 summer olympics"
"football at the 1966 summer olympic" » "football at the 1969 summer olympic", "football at the 1964 summer olympic", "football at the 1996 summer olympic"

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"football at the 1966 summer olympics\") OR (\"football at the 1966 summer olympic\"))".
• Removing quotes may allow a broader search: (( football at the 1966 summer olympics ) OR ( football at the 1966 summer olympic )).
• Adding a wildcard symbol may retrieve word variants: (("football at the 1966 summer olympics") OR ("football at the 1966 summer olympic"))*.