Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
liang tan » liang dan, liang sun, wing tan
hua gain » heat gain, hua ban, via gain
run gain » run pain
yang xi » yang di, yang jui
yang yi » yang di, yang jui
hong ng » hong kong, hong jong, hong hong

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

• Performing a fuzzy search may retrieve terms with similar spellings: yang liang tan ((hua gain) OR (run gain)) ((yang xi) or (yang yi)) hong ng ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yang liang tan ((hua gain) OR (run gain)) ((yang xi) OR (yang yi)) hong ng ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yang liang tan ((hua gain) OR (run gain)) ((yang xi) or (yang yi)) hong ng ;*".