Perhaps you should try some spelling variations:
heat gain » health gain, health gains, wheat grains
dang hadi » dang hai
wing gan » qing gan, wing ian, wing tan
gan guan » yan guan, quan guan, fan guon
yang lin » yang jin, wang lin, yang liang
ying jin » yang jin, jing ji
yang jie » yang jin, yang di, yang jui
yang li » yang di, yang xi, yang yi

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing gan guan heat gain ((((yang lin) or (yang li))) or (((ying jin) or (yang jie)))) dang hadi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing gan guan heat gain ((((yang lin) OR (yang li))) OR (((ying jin) OR (yang jie)))) dang hadi ;.
• Adding a wildcard symbol may retrieve word variants: wing gan guan heat gain ((((yang lin) or (yang li))) or (((ying jin) or (yang jie)))) dang hadi ;*.