Perhaps you should try some spelling variations:
huong luan » huong lan, cuong luan, huong loan
luan chung » luan chinh
chung cong » nhung cong, chong cong, phung cong
chua xang » chua nang, chuc nang, chu bang
chu xanh » chu manh, chieu xanh, chuc danh
cong san » cong tac
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xanh) or (chua xang)) - anh huong luan chung cong san ((toan cao) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chua xang)) - anh huong luan chung cong san ((toan cao) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) or (chua xang)) - anh huong luan chung cong san ((toan cao) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chua xang)) - anh huong luan chung cong san ((toan cao) OR (toan ban))*.