Perhaps you should try some spelling variations:
lens china » loans china, leases china
chan kang » chung kang, chan eng, chan fong
china dan » china den, china data, china des
dan yang » daun yang, tan yang, wang yang
wong yue » wang yue, hong yu
di wong » dr wong, kie wong
han en » han men, van en, chan eng

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: ((han en) OR (chan kang)) lens china dan yang di wong yue ;~.
• Adding a wildcard symbol may retrieve word variants: ((han en) or (chan kang)) lens china dan yang di wong yue ;*.