Perhaps you should try some spelling variations:
jeong dahyeon » jeong hyeok
yan yang » yang yang, yao yang, dan yang
new main » new spain, new math
law past » law part, law east, flow past
di test » ai test, ii test, disk test
i test » ai test, i testi, ii test
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 yan yang ((di test) OR (i test)) ((new main) or (law past)) jeong dahyeon ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan yang ((di test) OR (i test)) ((new main) OR (law past)) jeong dahyeon ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan yang ((di test) OR (i test)) ((new main) or (law past)) jeong dahyeon ;*".