Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc thiet » hoc thieu, hoc thuyet, hoc hien
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
ho chiet » ho chieu, ho thiet, hoa thiet
cua hang » cua dang, cua nhung, cua cong
cong tan » cong tac, cong san, cong thanh
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: ((ho chiet) or (hoc thiet)) tach - hanh tranh cua hang cong tan ((van ban) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chiet) OR (hoc thiet)) tach - hanh tranh cua hang cong tan ((van ban) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((ho chiet) or (hoc thiet)) tach - hanh tranh cua hang cong tan ((van ban) or (toan tap))*.