Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhung cong » dung cong, thong cong, hang cong
hanh hang » thanh hang, hang hang, hanh han
cua nhung » va nhung
hang cua » mang cua, hang ca, huong cua
cong tac » cong ty
tran ban » tranh ban, tran van, tran bai
toan ban » van 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 - hanh hang cua nhung cong tac ((tran ban) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu tinh - hanh hang cua nhung cong tac ((tran ban) OR (toan ban))*.