Perhaps you should try some spelling variations:
yuan wang » yuan kang, yuan chang, qian wang
song minh » sang minh, song min, song ming
minh gong » minh cong, min hong, ming kong
yan wang » yang yang, qian wang, yan liang
gong hui » tong hui, tong shui, wang hui
li li » li lin, li l, li yi
li lu » li ju, li l, li wu

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yan wang) or (yuan wang)) ((li li) OR (li lu)) song minh gong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yan wang) OR (yuan wang)) ((li li) OR (li lu)) song minh gong hui ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan wang) or (yuan wang)) ((li li) OR (li lu)) song minh gong hui ;*".