Perhaps you should try some spelling variations:
yang guang » yan guan
yang liang » wang liang, yan liang, peng liang
yang yang » wang yang, wang yan
juan rene » juan meng, juan rana
step cost » step bst, step out
rene ten » nine ten
ten step » ten steps
cost shu » host shut

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

• If you are trying to use Boolean operators, they must be ALL CAPS: yang ((yang guang) OR (((yang liang) OR (yang yang)))) juan rene ten step cost shu ;~.
• Adding a wildcard symbol may retrieve word variants: yang ((yang guang) or (((yang liang) or (yang yang)))) juan rene ten step cost shu ;*.