Perhaps you should try some spelling variations:
nhanh thang » nhanh thanh, nhanh quang, hanh trang
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
hoan chinh » hanh chinh, hoa hinh
tranh ban » trinh ban, tranh hang, tranh luan
cong tac » cong ty
tran ban » tran van, toan ban, tran bai

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 sang - nhanh thang ((luan chi) or (hoan chinh)) cong tac ((tran ban) OR (tranh ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sang - nhanh thang ((luan chi) OR (hoan chinh)) cong tac ((tran ban) OR (tranh ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sang - nhanh thang ((luan chi) or (hoan chinh)) cong tac ((tran ban) OR (tranh ban))".
• Adding a wildcard symbol may retrieve word variants: theo chieu sang - nhanh thang ((luan chi) or (hoan chinh)) cong tac ((tran ban) OR (tranh ban))*.