Perhaps you should try some spelling variations:
yuan cheng » yuan chang, huang cheng, yu cheng
dann yuan » fang yuan, yan yuan
dong wei » wang wei, dong di, dong hoi
wei dann » sein dann, wenn dann, wei aun
ying jin » yang jin, jing ji
yang jie » yang jin, yang xi, yang jun
yang jui » yang judy, yang xi
yang yi » yang xi

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong wei dann yuan cheng ((ying jin) OR (yang jie)) ((((yang di) or (yang yi))) or (yang jui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong wei dann yuan cheng ((ying jin) OR (yang jie)) ((((yang di) OR (yang yi))) OR (yang jui)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong wei dann yuan cheng ((ying jin) OR (yang jie)) ((((yang di) or (yang yi))) or (yang jui)) ;*".