Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
manh trung » manh tung, thanh trung, manh hung
hoc thieu » toc thieu, hoc hien
cong tinh » cong trinh, cong vinh, long tinh
dai dang » da dang, dai nang, hai dang
mai dung » mai hung, mai huong, manh dung
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 - manh trung ((dai dang) or (mai dung)) cong tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - manh trung ((dai dang) OR (mai dung)) cong tinh toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - manh trung ((dai dang) or (mai dung)) cong tinh toan cao*.