Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong trinh » chuong trinh, cong trinh, huong tran
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trang » thanh trung, hanh trinh, minh trang
cua nhung » va nhung
thang cau » thong cau, thanh chau, nhung cau
hang cau » hang dau, hang ca, nhung cau

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 xanh - ((hanh trang) or (canh tranh)) cua nhung phuong trinh ((thang cau) OR (hang cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - ((hanh trang) OR (canh tranh)) cua nhung phuong trinh ((thang cau) OR (hang cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - ((hanh trang) or (canh tranh)) cua nhung phuong trinh ((thang cau) OR (hang cau))".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - ((hanh trang) or (canh tranh)) cua nhung phuong trinh ((thang cau) OR (hang cau))*.