Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu tinh » trieu tinh, lieu tinh, chau tinh
thong cong » trong cong, tong cong, thong thong
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
cong dan » cong san, cong tan, huong dan
toan tap » toan 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 chieu tinh - canh tranh cua thong cong dan ((doanh tai) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu tinh - canh tranh cua thong cong dan ((doanh tai) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo chieu tinh - canh tranh cua thong cong dan ((doanh tai) or (toan tap))*.