Perhaps you should try some spelling variations:
yang guang » yan guan, yang liang
yang yang » wang yang, wang yan
yan wang » yuan wang, qian wang, yan liang
hua rein » hua wei, a rein
yang jie » yang jin, yang di, yang jui
jie cong » jie song, jiu cong, li cong
hua ren » hua chen

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((yan wang) or (yang yang))) or (yang guang)) ya ((hua rein) OR (hua ren)) yang jie cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yan wang) OR (yang yang))) OR (yang guang)) ya ((hua rein) OR (hua ren)) yang jie cong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((yan wang) or (yang yang))) or (yang guang)) ya ((hua rein) OR (hua ren)) yang jie cong shu ;".
• Adding a wildcard symbol may retrieve word variants: ((((yan wang) or (yang yang))) or (yang guang)) ya ((hua rein) OR (hua ren)) yang jie cong shu ;*.