Perhaps you should try some spelling variations:
chen guan » cheng guan, chen chuan, chen yulan
wang yang » wang yan, wang liang, wang yanling
yang jin » yang jie, yang jun, ying jin
yang xi » yang yi, yang jui
yi chen » jui chen
guan li » gan li, yuan li, yuan lin
li gang » liu gang, ii gang, i gang
gang c » gang 3, gang _, zugang c
ngo 1 » nao 1, ngo _, ngo a
1 yi » _ yi, 1 ai, 1 ii

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wang yang) or (yang jin))) or (((yang xi) or (yang di))))ngo 1 yi chen guan li gang c ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang yang) OR (yang jin))) OR (((yang xi) OR (yang di))))ngo 1 yi chen guan li gang c ;.
• Adding a wildcard symbol may retrieve word variants: ((((wang yang) or (yang jin))) or (((yang xi) or (yang di))))ngo 1 yi chen guan li gang c ;*.