Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, hieu cach
chieu xanh » chieu tinh, hieu manh
chieu sang » hieu lang, nhieu tang
thong cong » trong cong, tong cong, thong thong
chinh tai » chinh tri
tai thong » tai thuong, tai phong, tai trong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((((chieu sach) OR (chieu xanh))) or (chieu sang)) - hanh chinh tai thong cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu sach) OR (chieu xanh))) OR (chieu sang)) - hanh chinh tai thong cong tac toan cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((((chieu sach) OR (chieu xanh))) or (chieu sang)) - hanh chinh tai thong cong tac toan cau*".