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
tuan hua » tan hua, tuan vu, yuan hui
pei yang » wei yang, hui yang, pei yun
hua pei » hua wei
i long » a long, 3 long, i losung
2 long » a long, 3 long, 3.2 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) or (yang yang)))) tuan hua pei yang ((i long) OR (2 long)) du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang wang) OR (((yang guang) OR (yang yang)))) tuan hua pei yang ((i long) OR (2 long)) du ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang wang) or (((yang guang) or (yang yang)))) tuan hua pei yang ((i long) OR (2 long)) du ;".
• Adding a wildcard symbol may retrieve word variants: ((yang wang) or (((yang guang) or (yang yang)))) tuan hua pei yang ((i long) OR (2 long)) du ;*.