Perhaps you should try some spelling variations:
you liang » you xian, you liangzhi
yan liang » yang liang, wang liang, yan wang
yuan ming » yuan ting, kian ming, tuan minh
wang dan » wang yan, wang ban, wang yidan
code shu » code ctu
yang li » yang lin, yang di, yang xi
li yuan » liu yuan, li quan, li yun

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: wang dan ((yang li) OR (((yan liang) OR (you liang)))) li yuan ming code shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang dan ((yang li) or (((yan liang) OR (you liang)))) li yuan ming code shu ;~".
• Adding a wildcard symbol may retrieve word variants: wang dan ((yang li) or (((yan liang) OR (you liang)))) li yuan ming code shu ;*.