Perhaps you should try some spelling variations:
"conventions objector" » "convention objector", "convenciones objector", "convencion objector", "conventions objeto", "conventions objetos", "conventions object"
"conventions objetivo" » "convention objetivo", "convenciones objetivo", "convencion objetivo"
"conventional objector" » "conventional objeto", "conventional objetos", "conventional object", "convencional objector", "convencion objector", "intentional objector"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("conventions objector") OR ("conventional objector"))) OR ("conventions objetivo"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"conventions objector\") OR (\"conventional objector\"))) OR (\"conventions objetivo\"))*".
• Removing quotes may allow a broader search: (((( conventions objector ) OR ( conventional objector ))) OR ( conventions objetivo ))*.