Perhaps you should try some spelling variations:
sang minh » kang minah, anh minh, song ming
chang min » zhang ming, chang mae, chan ming
song thin » song shin, song jin
lang tan » liang tan, lang lang, tang tang
tan yang » dan yang, tan ying, tan yong
yang lin » yang jin, wang lin, yang li
song min » song ming, gong min, jong min
lin xu » ling xu, lin x, colin xu

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

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