Perhaps you should try some spelling variations:
yang tuan » yang guang, yang dean, yang fan
tuan heat » tuan hua, tube heat
heat gain » health gain, health gains, wheat grains
wang yang » wang yan, wang liang, wang yanling
dang hari » dang hai
wei yang » pei yang, wei wang, wei yang's
yang lin » yang jin, wang lin, yang li
ying jin » yang jin, jing ji, yang jie

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

• Performing a fuzzy search may retrieve terms with similar spellings: wei yang tuan heat gain ((((wang yang) or (yang lin))) or (ying jin)) dang hari ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wei yang tuan heat gain ((((wang yang) OR (yang lin))) OR (ying jin)) dang hari ;.
• Adding a wildcard symbol may retrieve word variants: wei yang tuan heat gain ((((wang yang) or (yang lin))) or (ying jin)) dang hari ;*.