Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
thanh thong » thanh thuong, thanh hong, thanh chuong
chieu sach » chinh sach, chiet tach, chieu sang
nhanh cong » nhanh chong, thanh cong, nganh cong
doi chieu » doc hieu, doi chi, ho chieu
cong tac » cong ty
toan cau » toan ban, toan tap, toan tai
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: doi chieu sach - nhanh cong ((thanh thong) OR (thanh thang)) cong tac ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - nhanh cong ((thanh thong) OR (thanh thang)) cong tac ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - nhanh cong ((thanh thong) OR (thanh thang)) cong tac ((toan cau) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - nhanh cong ((thanh thong) OR (thanh thang)) cong tac ((toan cau) or (toan cao))*.