Perhaps you should try some spelling variations:
yanling yang » ying yang
seung yeon » jeong yeon, seung joon, seung won
yang yang » wang yang, wang yan
mun seung » mun leong, mun young
ai test » api test, i test, ein test
ii test » i test, api test, ii texts
kaw mun » 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 (yang yang)) ((ai test) OR (ii test)) kaw mun seung yeon ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yanling yang) OR (yang yang)) ((ai test) OR (ii test)) kaw mun seung yeon ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yanling yang) or (yang yang)) ((ai test) OR (ii test)) kaw mun seung yeon ;*".