Perhaps you should try some spelling variations:
yan guan » gan guan, yan yuan, yang guang
juan fan » juan rana, juan a, juan f
fan yang » dan yang, fan ying, tan yang
yang jie » yang jin, yang di, yang jui
jie kang » jin kang, jie zhang, wie kann
kang sar » kong sar, kang tae, kang ca
yan san » yan clan, yan wang, yan yuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: nan ((yan san) or (yan guan)) juan fan yang jie kang sar ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nan ((yan san) OR (yan guan)) juan fan yang jie kang sar ;*.