Perhaps you should try some spelling variations:
than china » tuan china, han china, wuhan china
de langues » des langues, de langue, les langues
langues du » langue du, langues de, langues sur
yang yang » wang yang, wang yan
yan yuan » yan guan, fang yuan, nan yan
tan chia » tuan china, can china, dan china
pei yang » wei yang, hui yang, pei yun

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang yang) or (yan yuan)) ((tan chia) OR (than china)) ((du yang) or (pei yang)) de langues du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yang) OR (yan yuan)) ((tan chia) OR (than china)) ((du yang) OR (pei yang)) de langues du ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang yang) or (yan yuan)) ((tan chia) OR (than china)) ((du yang) or (pei yang)) de langues du ;*".