Perhaps you should try some spelling variations:
"journal of european road time research" » "journal of european road crime research", "journal of european road theme research", "journal of european road rice research", "journal of european load time research", "journal of european road type research", "journal of european lead time research"
"journal of europe debt impact research" » "journal of european debt impact research", "journal of europe de impact research", "journal of europe deal impact research", "journal of europe net impact research", "journal of europe test impact research", "journal of europe direct impact research"

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: (("journal of europe debt impact research") OR ("journal of european road time research"))~.
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• Adding a wildcard symbol may retrieve word variants: (("journal of europe debt impact research") or ("journal of european road time research"))*.