Perhaps you should try some spelling variations:
heat gain » health gain, health gains, wheat grains
lang yan » wang yan, wang yang, zhang yan
han heat » a heat, can hear, lag heat
yang lin » wang lin, yang li, yang liang
yang jin » yang jie, yang jun, ying jin
yan han » man han, yan zhang, kang han
hai » hadi, haji, hari

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang yan han heat gain ((yang lin) OR (yang jin)) dang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yan han heat gain ((yang lin) OR (yang jin)) dang hai ;".
• Adding a wildcard symbol may retrieve word variants: lang yan han heat gain ((yang lin) OR (yang jin)) dang hai ;*.