Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
cong thanh » dong thanh, cong trinh, cong tan
trinh vat » trinh van, trinh luat, sinh vat
vat dung » van dung, va dung, viet dung
than tap » han tap, phan tap, than cap
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 xanh - hanh trinh vat dung ((cong ty) or (cong thanh)) ((than tap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - hanh trinh vat dung ((cong ty) OR (cong thanh)) ((than tap) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - hanh trinh vat dung ((cong ty) or (cong thanh)) ((than tap) or (toan tap))*.