Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
thieu xanh » chieu xanh, thien anh, thien danh
thanh tung » thanh cong
cua phuong » cuu phuong, cuc phuong, luan phuong
hieu manh » chieu xanh, hieu nganh, dieu hanh
tung cua » trung cua, tuong cua, dung cua
cong dan » cong san, cong tan, huong dan
than cau » toan cau, phan cau, than cap
khan cap » khan ap, than cap, khoan cam

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) OR (hieu manh)) - thanh tung cua phuong cong dan ((than cau) or (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - thanh tung cua phuong cong dan ((than cau) OR (khan cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (hieu manh)) - thanh tung cua phuong cong dan ((than cau) or (khan cap))".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (hieu manh)) - thanh tung cua phuong cong dan ((than cau) or (khan cap))*.