Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh tranh » canh tranh, hanh trinh, hanh trang
cua thuong » cua truong, cua phuong, ca thuong
tranh cua » doanh cua, manh cua
cong tan » cong tac, cong san, cong thanh
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu xanh - hanh tranh cua thuong ((huong dan) OR (cong tan)) ((toan cau) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu xanh - hanh tranh cua thuong ((huong dan) OR (cong tan)) ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - hanh tranh cua thuong ((huong dan) OR (cong tan)) ((toan cau) OR (toan cao))*.