Perhaps you should try some spelling variations:
"mexican national radio _ championship" » "american national radio _ championship", "mexico's national radio _ championship", "mexican international radio _ championship"
"african national rural a championship" » "american national rural a championship", "african regional rural a championship", "african traditional rural a championship", "african national repeal a championship", "african national ruin a championship", "african national cultural a championship", "african national rural _ 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 _ championship") OR ("african national rural a championship")).
• Removing quotes may allow a broader search: (( mexican national radio _ championship ) or ( african national rural a championship )).
• Adding a wildcard symbol may retrieve word variants: (("mexican national radio _ championship") or ("african national rural a championship"))*.