Perhaps you should try some spelling variations:
yang wang » yan wang, yang guang, yang liang
yang yang » wang yang, wang yan
xi longer » _ longer, 2 longer, a longer
tuan hua » tan hua, tuan vu
yuan hui » yuan fei, jaan hui, yang hui
pei yang » wei yang, hui yang, pei yun
3 longer » _ longer, 2 longer, 3 langer

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)) ((tuan hua) or (yuan hui)) pei yang ((xi longer) OR (3 longer)) do ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang wang) OR (yang yang)) ((tuan hua) OR (yuan hui)) pei yang ((xi longer) OR (3 longer)) do ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang wang) or (yang yang)) ((tuan hua) or (yuan hui)) pei yang ((xi longer) OR (3 longer)) do ;*".