Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
yang wang » yang yang, yan wang, yang guang
yan guan » gan guan, yan yuan, yang guang
pei long » i long, de long, eu long
yan hua » tan hua, ya hua, wang hua
long d » long do, long du, long _
pain » spain, main, gain

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang wang) OR (yan guan)) ((yan hua) OR (tuan china)) ((pei long) OR (pain long)) life long d ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang wang) or (yan guan)) ((yan hua) or (tuan china)) ((pei long) OR (pain long)) life long d ;~".
• Adding a wildcard symbol may retrieve word variants: ((yang wang) or (yan guan)) ((yan hua) or (tuan china)) ((pei long) OR (pain long)) life long d ;*.