Perhaps you should try some spelling variations:
dong sind » dong sin, dong bin, dong ping
hua brain » hua ban, our brain
min hong » amin hong, tin hong, min hyoung
hong ghi » zhong zhi, hong g, hong hai
a brain » _ brain
yan min » han min, kan min, yang mind
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)) ya ((((hua brain) OR (human brain))) or (a brain)) yan min hong ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yan) OR (dong sind)) ya ((((hua brain) OR (human brain))) OR (a brain)) yan min hong ghi ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yan) or (dong sind)) ya ((((hua brain) OR (human brain))) or (a brain)) yan min hong ghi ;".
• Adding a wildcard symbol may retrieve word variants: ((wang yan) or (dong sind)) ya ((((hua brain) OR (human brain))) or (a brain)) yan min hong ghi ;*.