Perhaps you should try some spelling variations:
hyoung yan » kyoung yang
hyoung gun » young eun
union sacu » non sacu
hua best » a best, how best
best yan » best way
won sacu » non sacu, wong sau
yan ji » yang jui, yang jin
wang » wing, wan

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang OR lang) ((hyoung yan) or (hyoung gun)) hua best yan ji ((won sacu) or (union sacu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR lang) ((hyoung yan) OR (hyoung gun)) hua best yan ji ((won sacu) OR (union sacu)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang OR lang) ((hyoung yan) or (hyoung gun)) hua best yan ji ((won sacu) or (union sacu)) ;".
• Adding a wildcard symbol may retrieve word variants: (wang OR lang) ((hyoung yan) or (hyoung gun)) hua best yan ji ((won sacu) or (union sacu)) ;*.