Perhaps you should try some spelling variations:
"political manifesto" » "politica manifesto", "politicas manifesto", "politicos manifesto", "political manifest", "political manifiesta", "political mangifesta"
"political manifiestos" » "politica manifiestos", "politicas manifiestos", "politicos manifiestos", "political manifiesta"
"political manifiesto" » "politica manifiesto", "politicas manifiesto", "politicos manifiesto"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("political manifesto") OR ("political manifiestos"))) OR ("political manifiesto"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"political manifesto\") OR (\"political manifiestos\"))) OR (\"political manifiesto\"))".
• Removing quotes may allow a broader search: (((( political manifesto ) OR ( political manifiestos ))) OR ( political manifiesto )).
• Adding a wildcard symbol may retrieve word variants: (((("political manifesto") OR ("political manifiestos"))) OR ("political manifiesto"))*.