Perhaps you should try some spelling variations:
"mexican national radio ad championship" » "mexico's national radio ad championship", "mexican international radio ad championship", "mexican national radio _ championship", "mexican national radio 25 championship", "mexican national radio iv championship"
"african national road a championship" » "african regional road a championship", "african traditional road a championship", "africa regional road a championship", "african national road _ championship", "african national rural a championship", "african national ruin a championship"
"american national radio ad championship" » "american national radio _ championship", "american national radio 25 championship", "american national radio iv championship"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mexican national radio ad championship") OR ("american national radio ad championship"))) OR ("african national road a championship")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"mexican national radio ad championship\") OR (\"american national radio ad championship\"))) or (\"african national road a championship\"))".
• Removing quotes may allow a broader search: (((( mexican national radio ad championship ) OR ( american national radio ad championship ))) or ( african national road a championship )).
• Adding a wildcard symbol may retrieve word variants: (((("mexican national radio ad championship") OR ("american national radio ad championship"))) or ("african national road a championship"))*.