Perhaps you should try some spelling variations:
"online brand research concepts" » "online brand research context", "online rand research concepts", "online brain research concepts", "online bond research concepts", "online bin research concepts"
"online hand search document" » "online band search document", "online handel search document", "online hate search document", "online hana search document", "online hard search document", "online paid search document"
"online rand search or random search document" » "online ranked search or random search document", "online rand research or random search document", "online range search or random search document"

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 hand search document") OR ("online brand research concepts"))) OR ("online ((rand search) or (random search)) document")).
• Removing quotes may allow a broader search: (((( online hand search document ) or ( online brand research concepts ))) or ( online ((rand search) or (random search)) document )).
• Adding a wildcard symbol may retrieve word variants: (((("online hand search document") or ("online brand research concepts"))) or ("online ((rand search) or (random search)) document"))*.