Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
hanh doanh » hang doanh, chinh doanh, doanh doanh
cua phuong » cuu phuong, cuc phuong, luan phuong
doanh cua » doanh luan
cong san » cong tac
toan tap » toan ban
han tap » han tai, nhan tai, nhan tao

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) OR (chieu xanh)) - hanh doanh cua phuong cong san ((han tap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (chieu xanh)) - hanh doanh cua phuong cong san ((han tap) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sang) OR (chieu xanh)) - hanh doanh cua phuong cong san ((han tap) or (toan tap))".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) OR (chieu xanh)) - hanh doanh cua phuong cong san ((han tap) or (toan tap))*.