Perhaps you should try some spelling variations:
"harold asian transitional series." » "harold asian transition series.", "harold asian transitions series.", "harold asian transitional periods.", "harold asia's transitional series.", "harold asian transregional series.", "harold sir transitional series."
"road payment transaction prices." » "road payment transactions prices.", "road market transaction prices.", "road payment transaction price.", "road payment transaction services.", "road payment transaction fees.", "road pavement transaction prices.", "loan payment transaction prices.", "bond payment transaction prices."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("harold asian transitional series.") or ("road payment transaction prices."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("harold asian transitional series.") OR ("road payment transaction prices."))*.
• Removing quotes may allow a broader search: (( harold asian transitional series. ) or ( road payment transaction prices. ))*.