Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
yang guang » yan guan, yang liang
yang yang » wang yang, wang yan
so longer » _ longer, so long, 2 longer
longer do » longer _, longer a, long do
yan wang » yuan wang, qian wang, yan liang
pei yang » wei yang, hui yang, pei yun
tan hua » tuan hua, wang hua, tan chia
yang so » yang yao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((yan wang) or (yang yang))) or (yang guang)) ((tan hua) or (tuan china)) pei yang so longer do ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yan wang) OR (yang yang))) OR (yang guang)) ((tan hua) OR (tuan china)) pei yang so longer do ;.
• Adding a wildcard symbol may retrieve word variants: ((((yan wang) or (yang yang))) or (yang guang)) ((tan hua) or (tuan china)) pei yang so longer do ;*.