Perhaps you should try some spelling variations:
"harold bridger transitional period." » "harold der transitional period.", "harold gissel transitional period.", "harold order transitions period.", "harold bridger transition period.", "harold bridger transition periods.", "harold bradley transitional period."
"harold bridger traditional society." » "harold drives traditional society.", "harold gender traditional society.", "harold under traditional society.", "harold bridger traditional societies.", "harold bradley traditional society."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("harold bridger traditional society.") or ("harold bridger transitional period."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("harold bridger traditional society.") OR ("harold bridger transitional period.")).
• Removing quotes may allow a broader search: (( harold bridger traditional society. ) or ( harold bridger transitional period. )).
• Adding a wildcard symbol may retrieve word variants: (("harold bridger traditional society.") or ("harold bridger transitional period."))*.