Perhaps you should try some spelling variations:
heat gain » health gain, health gains, wheat grains
yan liang » yang liang, wang liang, you liang
shang hai » shang kai, dang hai, chang ha
lag heat » large heat, a heat, lag test
yang jui » yang judy, yang xi, yang yi
man lag » man lara
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 lag heat gain ((yan liang) or (((yang jui) or (yang di)))) shang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: kann man lag heat gain ((yan liang) OR (((yang jui) OR (yang di)))) shang hai ;.
• Adding a wildcard symbol may retrieve word variants: kann man lag heat gain ((yan liang) or (((yang jui) or (yang di)))) shang hai ;*.