Perhaps you should try some spelling variations:
bridges transitional » bridger transitional, trees transitional, der transitional
transitional series » transition series, transitions series, transitional periods
transitional period » transition period, transition periods
harold bridges » harold bridger, road bridges, harold bradley

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( harold bridges transitional series. ) OR ( harold bridges transitional period. ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( harold bridges transitional series. ) OR ( harold bridges transitional period. ))".
• Adding a wildcard symbol may retrieve word variants: (( harold bridges transitional series. ) OR ( harold bridges transitional period. ))*.