Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
tinh trang » minh trang, tinh quang, tinh toan
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran cau

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 - ((tinh trang) or (hanh trinh)) va nhung cong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((tinh trang) OR (hanh trinh)) va nhung cong tan tran cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((tinh trang) or (hanh trinh)) va nhung cong tan tran cau*.