Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
head gain » heat gain
shang hai » shang kai, dang hai, chang ha
chang mae » chang ha, changes made
yang xi » yang yi, yang jui
a head » _ head
man a » man ja, oman a, man _
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 a head gain ((yang liang) or (((yang xi) or (yang di)))) ((shang hai) or (chang mae)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: kann man a head gain ((yang liang) OR (((yang xi) OR (yang di)))) ((shang hai) OR (chang mae)) ;.
• Adding a wildcard symbol may retrieve word variants: kann man a head gain ((yang liang) or (((yang xi) or (yang di)))) ((shang hai) or (chang mae)) ;*.