Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, dan yang
yang yang » wang yang, wang yan
roa juan » rojas juan, mora juan, rios juan
yang jin » yang jie, yang jun, ying jin
jin hong » tin hong, jin song, min hong
hong hai » shang hai, zhong tai, dang hai
ka juan » san juan, ka chuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong yang) or (yang yang)) ((ka juan) OR (roa juan)) rene yang jin hong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong yang) OR (yang yang)) ((ka juan) OR (roa juan)) rene yang jin hong hai ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong yang) or (yang yang)) ((ka juan) OR (roa juan)) rene yang jin hong hai ;".
• Adding a wildcard symbol may retrieve word variants: ((dong yang) or (yang yang)) ((ka juan) OR (roa juan)) rene yang jin hong hai ;*.