Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
hanh doanh » hang doanh, chinh doanh, doanh doanh
doi chieu » doc hieu, doi chi, ho chieu
dung cong » dung trong
cong vanh » cong vinh, cong danh, cong vang
doanh va » doan va, doanh tai, doanh cua
tuan ban » tuan bang, luan ban, quang ban
toan ban » van ban
va dung » van dung, va duong, vat dung

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) or (doi chieu)) tinh - hanh doanh va dung cong vanh ((tuan ban) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (doi chieu)) tinh - hanh doanh va dung cong vanh ((tuan ban) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (doi chieu)) tinh - hanh doanh va dung cong vanh ((tuan ban) or (toan ban))*.