Perhaps you should try some spelling variations:
nhung thuong » nhung phuong, nhung huong, nhung tuong
thuong tinh » khuong tinh, thuong binh, truong tinh
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trinh » canh tranh, hanh chinh
thanh tung » thanh cong
toan cau » toan cao, toan tap, toan tai
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: theo chieu sang - ((hanh trinh) or (thanh tung)) va nhung thuong tinh ((toan cau) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sang - ((hanh trinh) OR (thanh tung)) va nhung thuong tinh ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sang - ((hanh trinh) or (thanh tung)) va nhung thuong tinh ((toan cau) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo chieu sang - ((hanh trinh) or (thanh tung)) va nhung thuong tinh ((toan cau) OR (toan ban))*.