Perhaps you should try some spelling variations:
jeong hyeok » jeong dahyeon
ying yang » yin yang, ying chang, wang yang
yang yang » wang yang, wang yan
api test » ai test, i test
ii test » ai test, i test, ii texts
kaw min » kyaw min, kan min, law main
can men » can mena, can mfn, han men

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

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