Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
yang wang » yang yang, yan wang, yang liang
tuan hua » tan hua, tuan vu, yuan hui
pei yang » wei yang, hui yang, yi yang
pei yun » lei kyun, mei yung, wei yuan
di long » i long, de long, day long
ii long » i long, ii losung

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 guang)) tuan hua ((pei yang) OR (pei yun)) ((di long) or (ii long)) du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang wang) OR (yang guang)) tuan hua ((pei yang) OR (pei yun)) ((di long) OR (ii long)) du ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang wang) or (yang guang)) tuan hua ((pei yang) OR (pei yun)) ((di long) or (ii long)) du ;".
• Adding a wildcard symbol may retrieve word variants: ((yang wang) or (yang guang)) tuan hua ((pei yang) OR (pei yun)) ((di long) or (ii long)) du ;*.