Perhaps you should try some spelling variations:
yang guang » yan guan, yang liang
tuan china » wuhan china, can china, taiwan china
china reza » china real, china ren
yang wang » yan wang, yang liang, wang yang
yang yang » wang yang, wang yan
reza weng » ren weng
weng jiu » pang jiu, weng yi
jiu cong » li cong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((yang wang) OR (yang yang))) or (yang guang)) tuan china reza weng jiu cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yang wang) OR (yang yang))) OR (yang guang)) tuan china reza weng jiu cong shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((yang wang) OR (yang yang))) or (yang guang)) tuan china reza weng jiu cong shu ;*".