Perhaps you should try some spelling variations:
"relationships between law sources" » "relationship between law sources" (Expand Search), "relations between law sources" (Expand Search), "relation between law sources" (Expand Search), "relationships between legal sources" (Expand Search)
"relationships between legal studies" » "relationship between legal studies" (Expand Search), "relations between legal studies" (Expand Search), "relation between legal studies" (Expand Search), "relationships between legality studies" (Expand Search), "relationships between global studies" (Expand Search), "relationships between basal studies" (Expand Search)

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: (("relationships between law sources") OR ("relationships between legal studies"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"relationships between law sources\") OR (\"relationships between legal studies\"))".
• Removing quotes may allow a broader search: (( relationships between law sources ) OR ( relationships between legal studies )).
• Adding a wildcard symbol may retrieve word variants: (("relationships between law sources") OR ("relationships between legal studies"))*.