Perhaps you should try some spelling variations:
yong phang » kong hang, ying chang
yong wang » hong wang, ping wang, von wang
jiu congo » jiu cong, du congo, eic congo
congo shu » cong shu
hua main » haul main, a main, hua ban
main yan » main bank, main am, nan yan
yan jiu » yang jie, yang jin, 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: wang ((yong wang) OR (yong phang)) hua main yan jiu congo shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yong wang) OR (yong phang)) hua main yan jiu congo shu ;*".