Perhaps you should try some spelling variations:
guan yang » huang yang, tan yang, un yang
yuan wang » yan wang, yuan kang, yuan chang
wang wang » wang yang, wang liang, wang yan
dan yang » daun yang, tan yang, wang yang
wang yue » wong yue, wang hua, wang yan
yue kang » yue wang, yuan kang, yue man
kang hay » eang hay, kang han, dang hai

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "yan ((guan yang) OR (dan yang)) yuan wang wang yue kang hay ;~".
• Adding a wildcard symbol may retrieve word variants: yan ((guan yang) OR (dan yang)) yuan wang wang yue kang hay ;*.