Perhaps you should try some spelling variations:
hoang yang » huang yang, wang yang, dong yang
yang yang » wang yang, wang yan
rene ting » rene ten
ting ting » ting ping, ting peng
ting tong » tin hong, ting peng, ting ping
tong hui » wang hui
xi rene » i rene, ii rene, iii rene

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 yang) OR (yang yang))) or (wang yanling)) xi rene ting ting tong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong ((((hoang yang) OR (yang yang))) OR (wang yanling)) xi rene ting ting tong hui ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong ((((hoang yang) OR (yang yang))) or (wang yanling)) xi rene ting ting tong hui ;".
• Adding a wildcard symbol may retrieve word variants: dong ((((hoang yang) OR (yang yang))) or (wang yanling)) xi rene ting ting tong hui ;*.