Perhaps you should try some spelling variations:
lang yang » wang yang, lang lang, ylang ylang
yang yang » wang yang, wang yan
best john » west john, st john, best joel
john song » john wong, john bonn, john ngosong
cheng suk » chong suk, cheng lu, cheng sim
cheng chu » cheng lu
yang xi » yang di, yang yi, yang jui
xi best » i best, cio best, gis best

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang yang yang xi best john song ((cheng suk) or (cheng chu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yang yang xi best john song ((cheng suk) OR (cheng chu)) ;.
• Adding a wildcard symbol may retrieve word variants: lang yang yang xi best john song ((cheng suk) or (cheng chu)) ;*.