Perhaps you should try some spelling variations:
wang yong » wang hyoung, wang yan, wang shiyong
wang yang » wang yan, wang liang, wang yanling
hong yeon » dong myeon, jeong yeon, hong seo
test awt » test auf
tin hong » tan hong, kia hong, thi hong
yang xi » yang di, yang yi, yang jui
test a » test _, test 4, test 5

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) OR (wang yang)) yang xi ((test awt) OR (test a)) tin hong yeon ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yong) or (wang yang)) yang xi ((test awt) OR (test a)) tin hong yeon ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yong) or (wang yang)) yang xi ((test awt) OR (test a)) tin hong yeon ;*.