Perhaps you should try some spelling variations:
hoang making » ang making, change making, road making
dong hoang » hong hong
china yang » china ying, china wang, china chang
chua yang » chuan bang, chen yang, chua beng
liang sun » liang dan, liang tan, wing sun
song min » song ming, gong min, jong min

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong hoang making ((chua yang) OR (china yang)) liang sun ((kong sar) or (song min)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong hoang making ((chua yang) OR (china yang)) liang sun ((kong sar) OR (song min)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong hoang making ((chua yang) OR (china yang)) liang sun ((kong sar) or (song min)) ;*".