Perhaps you should try some spelling variations:
hear gain » heat gain
yan liang » yang liang, wang liang, you liang
zhong tai » hong tan, hong hai
zhong zhi » zhang zhi, hong ghi
can hear » can gear, can learn, can help
yang jie » yang jin, yang di, yang jui
man can » man han, woman can, man kann
yang xi » yang di, yang yi, yang jui
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: kann man can hear gain ((yan liang) or (((yang jie) or (yang xi)))) ((zhong tai) or (zhong zhi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: kann man can hear gain ((yan liang) OR (((yang jie) OR (yang xi)))) ((zhong tai) OR (zhong zhi)) ;.
• Adding a wildcard symbol may retrieve word variants: kann man can hear gain ((yan liang) or (((yang jie) or (yang xi)))) ((zhong tai) or (zhong zhi)) ;*.