Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
nhung don » nhung van, nhung bo
dung cong » dung trong
toan cau » toan cao, toan ban, toan tap
than cap » khan cap, thanh lap, thanh cac

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 ((nhung don) or (dung cong)) dan ((toan cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - hanh tranh cua ((nhung don) OR (dung cong)) dan ((toan cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - hanh tranh cua ((nhung don) or (dung cong)) dan ((toan cau) or (than cap))*.