Perhaps you should try some spelling variations:
ying zhang » bin zhang, yan zhang, yin hang
ying chang » jin chang, yi chang, yin hang
jeong yeon » jeong hyeok, jeang yean, seung yeon
law model » flow model, new model, law codes
ii testi » i testi, ii test, ai test
law past » law part, law east, flow past

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 zhang) OR (ying chang)) ii testi ((law model) or (law past)) jeong yeon ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((ying zhang) OR (ying chang)) ii testi ((law model) OR (law past)) jeong yeon ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((ying zhang) OR (ying chang)) ii testi ((law model) or (law past)) jeong yeon ;*".