Perhaps you should try some spelling variations:
wang liang » wang yang
dong sink » dong sin, dong bin, dong ping
jiu congo » jiu cong, du congo, eic congo
congo shu » cong shu
roa juan » rojas juan, mora juan, rios juan
juan de » jan de, jean de
yan jiu » yang jie, yang jin, pang jiu
de yan » ke yan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang liang) OR (dong sink)) roa juan de yan jiu congo shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang liang) OR (dong sink)) roa juan de yan jiu congo shu ;*".