Perhaps you should try some spelling variations:
heat gain » health gain, health gains, wheat grains
kin keong » king kong, min jeong
keong hai » hong hai, jeong han, leong wai
run gain » run pain
yang kin » yang jin, pang kin, yang lin
man han » man hat, man kann, man what
man can » woman can, man kann
wang » wing, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wan) ((man han) OR (man can)) ((heat gain) or (run gain)) yang kin keong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wan) ((man han) OR (man can)) ((heat gain) OR (run gain)) yang kin keong hai ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or wan) ((man han) OR (man can)) ((heat gain) or (run gain)) yang kin keong hai ;".
• Adding a wildcard symbol may retrieve word variants: (wang or wan) ((man han) OR (man can)) ((heat gain) or (run gain)) yang kin keong hai ;*.