Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
yang wang » yang yang, yan wang, yang liang
lei kyun » lee kyung, lee kyu
tan hua » tuan hua, wang hua, tan chia
pei yun » mei yung, pei yang, wei yuan
ii long » ii losung
i long » a long, 2 long, 3 long

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