Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
canh doanh » hanh doanh, chinh doanh, doanh doanh
cua phuong » cuu phuong, cuc phuong, luan phuong
hoc chieu » hoc thieu, ho chieu, hoc hien
cua thong » cua thuong, cua khong, cua tong
cong tinh » cong trinh, cong vinh, long tinh
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: hoc chieu sang - ((canh doanh) or (toan doanh)) ((cua thong) or (cua phuong)) cong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sang - ((canh doanh) OR (toan doanh)) ((cua thong) OR (cua phuong)) cong tinh toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sang - ((canh doanh) or (toan doanh)) ((cua thong) or (cua phuong)) cong tinh toan ban*.