Perhaps you should try some spelling variations:
"optimates and populate" » "estimates and populate", "optimates and populated", "optimates and postulate", "optimates and modulate"
"optimates and popular" » "estimates and popular"
"Optimates and populares" » "Optimates and populated"
"Optimates and popularly" » "Optimates and popularity"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((((("Optimates and populares") OR ("Optimates and popularly"))) or ("optimates and populate"))) or ("optimates and popular"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("Optimates and populares") OR ("Optimates and popularly"))) OR ("optimates and populate"))) OR ("optimates and popular")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"Optimates and populares\") OR (\"Optimates and popularly\"))) or (\"optimates and populate\"))) or (\"optimates and popular\"))".
• Removing quotes may allow a broader search: (((((( Optimates and populares ) OR ( Optimates and popularly ))) or ( optimates and populate ))) or ( optimates and popular )).
• Adding a wildcard symbol may retrieve word variants: (((((("Optimates and populares") OR ("Optimates and popularly"))) or ("optimates and populate"))) or ("optimates and popular"))*.