Perhaps you should try some spelling variations:
mexicos » mexico, lexicos, mexicas
mexikos » mexiko, lexikons
mexicano » mexicana, mexico, americano
americano » american, americans, americana
americanss » americans, americanus, americanos
mexican » american

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: ((((mexicos OR mexikos) OR (mexicano OR americano)) OR americanss) OR mexican) / united states.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((mexicos OR mexikos) or (mexicano or americano)) or americanss) or mexican) / united states".
• Adding a wildcard symbol may retrieve word variants: ((((mexicos OR mexikos) or (mexicano or americano)) or americanss) or mexican) / united states*.