Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
canh trinh » canh tranh, canh tinh, anh trinh
hanh trinh » canh tranh, hanh chinh
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » toc thieu, hoc hien
bang cong » dang cong, bang song, hang cong
chu bang » thu bang, chuc nang, chu quang
toan cau » 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: hoc thieu xanh - ((canh trinh) OR (hanh trinh)) chu bang cong thanh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((canh trinh) OR (hanh trinh)) chu bang cong thanh toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((canh trinh) OR (hanh trinh)) chu bang cong thanh toan cau*.