Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
canh doanh » hanh doanh, chinh doanh, doanh doanh
nhung cong » thong cong, nhung don, nhung lang
doanh cua » doanh luan
dung cong » dung trong
hang cong » dang cong, hang nong, bang cong
tac nhan » tao nhan, cac nhan, dac nhan
nhan cap » khan cap, than cap, nhan cach

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - canh doanh cua ((((nhung cong) OR (dung cong))) or (hang cong)) tac nhan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - canh doanh cua ((((nhung cong) OR (dung cong))) OR (hang cong)) tac nhan cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - canh doanh cua ((((nhung cong) OR (dung cong))) or (hang cong)) tac nhan cap".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - canh doanh cua ((((nhung cong) OR (dung cong))) or (hang cong)) tac nhan cap*.