Perhaps you should try some spelling variations:
wing yanling » wang yanling, wang yangming
yanling yang » yang yang, ying yang
making using » making use
iron making » von making
using d » using 4d, using 3d, using 2d
di lu » yi lu
li lu » li ju, li l, li li

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: wing yanling yang ((di lu) OR (li lu)) iron making using d ;~.
• Adding a wildcard symbol may retrieve word variants: wing yanling yang ((di lu) or (li lu)) iron making using d ;*.