Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hoc kien » hoc hien, hoc vien, hoa kien
kien mac » dien mao, tien mai, kien ha
cua hang » cua dang, cua nhung, cua ban
cong san » cong tac
cong tan » cong tac, cong thanh, cong ty
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: hoc kien mac - hanh trinh ((cua hang) or (cua cong)) ((cong san) or (cong tan)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc kien mac - hanh trinh ((cua hang) OR (cua cong)) ((cong san) OR (cong tan)) toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc kien mac - hanh trinh ((cua hang) or (cua cong)) ((cong san) or (cong tan)) toan tap*.