Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
chuan ming » chan ming, chuan bang
wang yang » wang yan, wang liang, wang yanling
yuan ming » yuan ting, kian ming, tuan minh
guang yi » yang yi, guan li, guang eu
code ctu » code c, code pt
yi chen » jui chen

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: "wang yang guang yi chen ((chuan ming) OR (yuan ming)) code ctu ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang guang yi chen ((chuan ming) OR (yuan ming)) code ctu ;*.