Perhaps you should try some spelling variations:
daud yang » du yang, dan yang
daun yang » dan yang, du yang, tan yang
song minh » sang minh, song min, song ming
minh song » minh cong, jin song, min hong
song thin » song shin, song jin, song min
daud wan » dato wan
kim song » kim young, kim eung

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wan ((((daud yang) OR (daun yang))) or (daud wan)) de kim song minh song thin ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan ((((daud yang) OR (daun yang))) OR (daud wan)) de kim song minh song thin ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan ((((daud yang) OR (daun yang))) or (daud wan)) de kim song minh song thin ;*".