Perhaps you should try some spelling variations:
"online rand research documents" » "online rand search document", "online rand research arguments", "online rand research comments", "online brand research documents", "online range research documents", "online card research documents", "online hand research documents", "online random research documents"
"online band research contents" » "online band research content", "online band research context", "online band research concepts", "online brand research contents", "online bank research contents", "online land research contents", "online bin research contents", "online handel research contents"
"online bond research contents" » "online bond research content", "online bond research context", "online bond research concepts", "online bone research contents", "online beyond research contents", "online sound research contents", "online bonds research contents", "online brand research contents", "online board research contents"
"online rand search or random search document" » "online ranked search or random search document", "online range search or random search document", "online trend search or random search document"

Try widening your search to All Fields.

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: (((("online rand research documents") OR ((("online band research contents") OR ("online bond research contents"))))) OR ("online ((rand search) or (random search)) document")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"online rand research documents\") or (((\"online band research contents\") OR (\"online bond research contents\"))))) or (\"online ((rand search) or (random search)) document\"))".
• Removing quotes may allow a broader search: (((( online rand research documents ) or ((( online band research contents ) OR ( online bond research contents ))))) or ( online ((rand search) or (random search)) document )).
• Adding a wildcard symbol may retrieve word variants: (((("online rand research documents") or ((("online band research contents") OR ("online bond research contents"))))) or ("online ((rand search) or (random search)) document"))*.