Perhaps you should try some spelling variations:
reformations biography » reformation biography, relations biography, recommendations biography
bibliography sources » bibliography resources, bibliographical sources, bibliography journals
many reformations » _ reformations, many generations, many revolutions
early information » early formation, timely information, early integration
early instruction » family instruction, early introduction, easy instructions
biography sources » bibliography resources
biography series » biography pericles, biography sermons, biography studies

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: (( many reformations biography series ) OR ( ((early information) OR (early instruction)) ((bibliography sources) OR (biography sources)) )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( many reformations biography series ) or ( ((early information) or (early instruction)) ((bibliography sources) OR (biography sources)) ))".
• Adding a wildcard symbol may retrieve word variants: (( many reformations biography series ) or ( ((early information) or (early instruction)) ((bibliography sources) OR (biography sources)) ))*.