Perhaps you should try some spelling variations:
dong nana » dong nan, dong yang
hua brain » human brain, a brain, hua ban
congo shu » cong shu
nana yaa » nan ya, nan yan, nanay a
yang jin » ying jin, shang jin, wang jing
yang jie » yang di, yang jui, yang xi
yang jun » yang jui, pang jun, yang judy
yaa hua » ya hua
yan jiu » pang jiu

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong nana yaa hua brain ((yan jiu) or (((((yang jin) OR (yang jie))) or (yang jun)))) congo shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong nana yaa hua brain ((yan jiu) OR (((((yang jin) OR (yang jie))) OR (yang jun)))) congo shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong nana yaa hua brain ((yan jiu) or (((((yang jin) OR (yang jie))) or (yang jun)))) congo shu ;".
• Adding a wildcard symbol may retrieve word variants: dong nana yaa hua brain ((yan jiu) or (((((yang jin) OR (yang jie))) or (yang jun)))) congo shu ;*.