Perhaps you should try some spelling variations:
yuan cheng » yuan chang, huang cheng, yu cheng
china reza » china ren
china real » china's real, china dream, china rural
klausa die » klausur die, klaue die
yan wang » yuan wang, yang yang, qian wang
die wong » kie wong, die wand, dr wong
wong yue » wang yue, hong yu

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 (yuan cheng)) han ((china reza) OR (china real)) klausa die wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yan wang) OR (yuan cheng)) han ((china reza) OR (china real)) klausa die wong yue ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yan wang) or (yuan cheng)) han ((china reza) OR (china real)) klausa die wong yue ;".
• Adding a wildcard symbol may retrieve word variants: ((yan wang) or (yuan cheng)) han ((china reza) OR (china real)) klausa die wong yue ;*.