Perhaps you should try some spelling variations:
challenges war » challenges what, challenges work, challenges we
1 assessment » 3 assessment, 4 assessment, 1 assessing
war hyoung » wang hyoung
hyoung hai » hong hai
wang yang » wang yan, wang liang, wang yanling
yang yi » yang xi, yang jui
ng m » g m, n m, ng _

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 yi) or (yang di))))ng m 1 assessment challenges war hyoung hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yang) OR (((yang yi) OR (yang di))))ng m 1 assessment challenges war hyoung hai ;.
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (((yang yi) or (yang di))))ng m 1 assessment challenges war hyoung hai ;*.