Perhaps you should try some spelling variations:
heat gain » health gain, health gains, wheat grains
yan liang » yang liang, wang liang, you liang
dang hadi » dang hai
yang jin » yang jie, yang jun, shang jin
ying jin » jing ji, yang jie
yang xi » yang di, yang yi, yang jui
woran » woman, moran, goran
man » main, many, mean
kann » ann

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

• Performing a fuzzy search may retrieve terms with similar spellings: woran man kann heat gain ((yan liang) or (((((yang jin) OR (ying jin))) or (yang xi)))) dang hadi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: woran man kann heat gain ((yan liang) OR (((((yang jin) OR (ying jin))) OR (yang xi)))) dang hadi ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "woran man kann heat gain ((yan liang) or (((((yang jin) OR (ying jin))) or (yang xi)))) dang hadi ;".
• Adding a wildcard symbol may retrieve word variants: woran man kann heat gain ((yan liang) or (((((yang jin) OR (ying jin))) or (yang xi)))) dang hadi ;*.