Perhaps you should try some spelling variations:
jacobin » jacobian, jacobins, jacobson, jacobn
jacobians » jacobian, jacobites, jacobans
jacobn » jacob, jacobo, jacoby
jacobs » jacob
jacobite » jacobte
jacobi » jacob

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: anti-((((jacobin OR jacobians) OR jacobite) OR (jacobn OR jacobs)) OR jacobi).
• The words AND, OR and NOT may confuse the search; try adding quotes: "anti-((((jacobin OR jacobians) or jacobite) or (jacobn or jacobs)) or jacobi)".
• Adding a wildcard symbol may retrieve word variants: anti-((((jacobin OR jacobians) or jacobite) or (jacobn or jacobs)) or jacobi)*.