Perhaps you should try some spelling variations:
yang guang » yan guan, yang liang
yang wang » yan wang, yang liang, wang yang
yang yang » wang yang, wang yan
huei ying » hui ying, hoi ying
hua ying » hui ying, huang ying, hua jiang
yang jie » yang jin, yang di, yang jui
jie cong » jie song, 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)) ya ((hua ying) or (huei ying)) yang jie cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yang wang) OR (yang yang))) OR (yang guang)) ya ((hua ying) OR (huei ying)) yang jie cong shu ;.
• Adding a wildcard symbol may retrieve word variants: ((((yang wang) or (yang yang))) or (yang guang)) ya ((hua ying) or (huei ying)) yang jie cong shu ;*.