Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
longer do » longer _, longer a
you xian » you liang, you can, you mean
tuan hua » tan hua, tuan vu, yuan hui
wong yue » wang yue, hong yu
yang y.c » yang yi, yang yao, yang 4.3
hua pei » hua wei
long do » long d, long du, long ago

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((you xian) or (yang yang)) tuan hua pei ((wong yue) or (yang y.c)) ((long do) OR (longer do)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((you xian) OR (yang yang)) tuan hua pei ((wong yue) OR (yang y.c)) ((long do) OR (longer do)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((you xian) or (yang yang)) tuan hua pei ((wong yue) or (yang y.c)) ((long do) OR (longer do)) ;*".