Perhaps you should try some spelling variations:
challenges min » challenges m, challenges making, challenges moving
min hyoung » min hong, mun young
hyoung hai » hong hai
3 current » 3 concurrent
wang yang » wang yan, wang liang, wang yanling
yang xi » yang di, yang yi, yang jui
hong yu » wong yue
yu 3 » you 3, eu 3, yu _

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yang) or (yang xi))hong yu 3 current challenges min hyoung hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yang) OR (yang xi))hong yu 3 current challenges min hyoung hai ;.
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (yang xi))hong yu 3 current challenges min hyoung hai ;*.