Perhaps you should try some spelling variations:
gong qiang » gong gang, gong liutang
yang liang » wang liang, yan liang, yang yang
sang minh » kang minah, anh minh, song min
minh gong » minh cong, min hong, ming kong
man heat » man hat, maps heat, a heat
run gain » run pain
run dan » 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 liang) or (man heat)) ((run dan) or (run gain)) sang minh gong qiang ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wan OR lang) ((yang liang) OR (man heat)) ((run dan) OR (run gain)) sang minh gong qiang ;.
• Adding a wildcard symbol may retrieve word variants: (wan or lang) ((yang liang) or (man heat)) ((run dan) or (run gain)) sang minh gong qiang ;*.