Perhaps you should try some spelling variations:
"phap luan - dang van can bo" » "phap luat - dang van can bo" (Expand Search), "phap quan - dang van can bo" (Expand Search), "phap luan - dung van can bo" (Expand Search), "phap luan - hoang van can bo" (Expand Search), "phap luan - song van can bo" (Expand Search), "phap luan - dang van ban bo" (Expand Search), "phap luan - dang van dan bo" (Expand Search), "phap luan - dang van hanh bo" (Expand Search)
"phap luan - dong van can bo" » "phap luat - dong van can bo" (Expand Search), "phap quan - dong van can bo" (Expand Search), "phap luan - song van can bo" (Expand Search), "phap luan - dung van can bo" (Expand Search), "phap luan - dong bang can bo" (Expand Search), "phap luan - dong van ban bo" (Expand Search), "phap luan - dong van dan bo" (Expand Search), "phap luan - dong van hanh bo" (Expand Search)

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("phap luan - dang van can bo") OR ("phap luan - dong van can bo"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"phap luan - dang van can bo\") OR (\"phap luan - dong van can bo\"))".
• Removing quotes may allow a broader search: (( phap luan - dang van can bo ) OR ( phap luan - dong van can bo )).
• Adding a wildcard symbol may retrieve word variants: (("phap luan - dang van can bo") OR ("phap luan - dong van can bo"))*.