Perhaps you should try some spelling variations:
yang guang » yang liang
yang yang » wang yang, wang yan
de langue » la langue, en langue
langue du » langue de
yan guan » gan guan, yan yuan, yihan guan
tan chia » tuan china, than china, can 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 guan) OR (yang guang)))) tan chia ((du yang) or (pei yang)) de langue du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yang) OR (((yan guan) OR (yang guang)))) tan chia ((du yang) OR (pei yang)) de langue du ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang yang) or (((yan guan) OR (yang guang)))) tan chia ((du yang) or (pei yang)) de langue du ;*".