Perhaps you should try some spelling variations:
jeong yeon » jeong hyeok, jeang yean, seung yeon
wang yong » wang yang, wang hyoung, wang yan
yong hang » yong phang, kong hang, dong hoang
ii testi » i testi, ii test, ai test
law past » law part, law east, flow past
hang ii » zhang ii, anhang ii
flow » flows, low

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 yong hang ii testi ((flow model) OR (law past)) jeong yeon ;~.
• Adding a wildcard symbol may retrieve word variants: wang yong hang ii testi ((flow model) or (law past)) jeong yeon ;*.