Perhaps you should try some spelling variations:
"journal of european road estate research" » "journal of european road restart research", "journal of european road space research", "journal of european road rate research", "journal of european road estimates research"
"journal of european trade survey research" » "journal of european case survey research", "journal of european travel survey research", "journal of european made survey research", "journal of european trade slavery research"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("journal of european road estate research") or ("journal of european trade survey research"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("journal of european road estate research") OR ("journal of european trade survey research")).
• Removing quotes may allow a broader search: (( journal of european road estate research ) or ( journal of european trade survey research )).
• Adding a wildcard symbol may retrieve word variants: (("journal of european road estate research") or ("journal of european trade survey research"))*.