Perhaps you should try some spelling variations:
hear gain » heat gain
yang yang » wang yang, wang yan
zhong tai » hong tan, hong hai, zhong zhi
can hear » can gear, can learn, can help
yang jin » yang jun, ying jin, shang jin
yang jie » yang di, yang jui, yang xi
man can » man han, woman can, man kann
yang yi » yang di, yang xi, 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 ((yang yang) or (((((yang jin) OR (yang jie))) or (yang yi)))) zhong tai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: kann man can hear gain ((yang yang) OR (((((yang jin) OR (yang jie))) OR (yang yi)))) zhong tai ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "kann man can hear gain ((yang yang) or (((((yang jin) OR (yang jie))) or (yang yi)))) zhong tai ;".
• Adding a wildcard symbol may retrieve word variants: kann man can hear gain ((yang yang) or (((((yang jin) OR (yang jie))) or (yang yi)))) zhong tai ;*.