Perhaps you should try some spelling variations:
yang ghana » yang guang, change ghana
wang yang » wang yan, wang liang, wang yanling
ghana job » ghana how
job best » job fast, job ist
yang lin » yang jin, wang lin, yang li
kong sek » kong weak, kong sar, kong k
song so » song von

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: wang yang ghana job best ((yang lin) OR (wang limin)) ((song so) OR (kong sek)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang ghana job best ((yang lin) or (wang limin)) ((song so) or (kong sek)) ;*.