Perhaps you should try some spelling variations:
"journal of european debt sources research" » "journal of european debt resources research", "journal of european debt services research", "journal of european debt tourism research", "journal of european debt source research", "journal of european data sources research", "journal of european new sources research"
"journal of europe how climate research" » "journal of europe from climate research", "journal of europe cold climate research"

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 europe how climate research") or ("journal of european debt sources research"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("journal of europe how climate research") OR ("journal of european debt sources research"))*.
• Removing quotes may allow a broader search: (( journal of europe how climate research ) or ( journal of european debt sources research ))*.