Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
danh toan » manh toan, anh toan, dang toan
cua thoi » cua hoi, cua toi, cua khoi
dan toan » van toan, dan than, manh toan
cua thi » cua toi, cua chi, cua phi

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 - hanh trinh ((cua thi) or (cua thoi)) truong ((danh toan) or (dan toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trinh ((cua thi) OR (cua thoi)) truong ((danh toan) OR (dan toan)) cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trinh ((cua thi) or (cua thoi)) truong ((danh toan) or (dan toan)) cao*.