Perhaps you should try some spelling variations:
yanling yang » yang yang
ying yang » yang yang, yin yang, ying chang
dong yeon » dong myeon, jeong yeon, wong yoon
jui test » ai test, api test, i test
kaw min » kyaw min, law main
kan min » han min, kian ming, kyaw min
wang » wing, wan, lang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yanling yang) or (ying yang)) jui test ((kaw min) OR (kan min)) dong yeon ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yanling yang) OR (ying yang)) jui test ((kaw min) OR (kan min)) dong yeon ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yanling yang) or (ying yang)) jui test ((kaw min) OR (kan min)) dong yeon ;*".