Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
zhang yan » zhang fan, zhang jian, wang yan
dang hadi » dang hai
lang yan » wang yan, wang yang, yang yang
hua gain » heat gain, run gain, hua ban
yang jin » yang jun, ying jin, shang jin
yang jie » yang di, yang jui, yang xi
tan hua » tuan hua, wang hua, tan chia

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) OR (zhang yan)) tan hua gain ((yang liang) or (((yang jin) or (yang jie)))) dang hadi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((lang yan) OR (zhang yan)) tan hua gain ((yang liang) OR (((yang jin) OR (yang jie)))) dang hadi ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((lang yan) OR (zhang yan)) tan hua gain ((yang liang) or (((yang jin) or (yang jie)))) dang hadi ;".
• Adding a wildcard symbol may retrieve word variants: ((lang yan) OR (zhang yan)) tan hua gain ((yang liang) or (((yang jin) or (yang jie)))) dang hadi ;*.