Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan
yang liang » wang liang, yan liang, yang yang
yang minh » sang minh, yang mind, kang minah
cong gang » gong gang, hong gang, cong van
man heat » man hat, maps heat, a heat
tan yang » dan yang, tan ying, tan yong
run tan » run gain, run pain

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wan or lang) ((((yang guang) or (yang liang))) or (man heat)) run tan yang minh cong gang ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wan OR lang) ((((yang guang) OR (yang liang))) OR (man heat)) run tan yang minh cong gang ;.
• Adding a wildcard symbol may retrieve word variants: (wan or lang) ((((yang guang) or (yang liang))) or (man heat)) run tan yang minh cong gang ;*.