Perhaps you should try some spelling variations:
chen yugang » chen huigang, chen yang, chen yulan
yugang ii » zugang ii, zugang iii, zugange ii
ii anhang » vii anhang, 4 anhang, 2 anhang
yang jin » yang jie, yang jun, ying jin
hua chen » jui chen, yu chen, a chen
anhang a » anhang 1, anhang i
yang xi » yang di, yang jui
yang yi » yang di, yang jui
ngos 2 » ngos _, ngos 4, ngos 5
2 hua » 2 hur, _ hua
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wang yan) or (yang jin))) or (((yang xi) or (yang yi))))ngos 2 hua chen yugang ii anhang a ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang yan) OR (yang jin))) OR (((yang xi) OR (yang yi))))ngos 2 hua chen yugang ii anhang a ;.
• Adding a wildcard symbol may retrieve word variants: ((((wang yan) or (yang jin))) or (((yang xi) or (yang yi))))ngos 2 hua chen yugang ii anhang a ;*.