Perhaps you should try some spelling variations:
dong sind » dong sin, dong bin, dong ping
mo china » mao china, mo china's, lao china
mo ching » mao china, goh ching, te ching
hui ying » huei ying, hoi ying, hui ping
ying jin » yang jin, jing ji, yang jie
jin kang » jin chang, jin kyung, jing fang
wang » wing, wan, 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 yan) or (dong sind)) ((mo china) OR (mo ching)) hui ying jin kang (hai or haji) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yan) OR (dong sind)) ((mo china) OR (mo ching)) hui ying jin kang (hai OR haji) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yan) or (dong sind)) ((mo china) OR (mo ching)) hui ying jin kang (hai or haji) ;".
• Adding a wildcard symbol may retrieve word variants: ((wang yan) or (dong sind)) ((mo china) OR (mo ching)) hui ying jin kang (hai or haji) ;*.