Perhaps you should try some spelling variations:
main chang » main changes, main chance, main charge
yang yang » wang yang, wang yan
chang min » zhang ming, chang mae, chan ming
hua main » haul main, a main, hua ban
kong siu » kong eiu, wong siu, kong sar
long des » longum des, long days, long did
yan yan » yan yuan, nan yan, wang yan

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang ((yan yan) or (yang yang)) hua main chang min ((((kong siu) OR (dong sin))) or (long des)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang ((yan yan) OR (yang yang)) hua main chang min ((((kong siu) OR (dong sin))) OR (long des)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang ((yan yan) or (yang yang)) hua main chang min ((((kong siu) OR (dong sin))) or (long des)) ;*".