Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trung » thanh trung, hanh trang, manh trung
trung quan » truong quan, trong quan, trung tuan
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
manh toan » thanh toan, anh tuan

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 trung quan ((phung van) or (thong cong)) ((manh toan) OR (tinh toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trung quan ((phung van) OR (thong cong)) ((manh toan) OR (tinh toan)) cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh trung quan ((phung van) or (thong cong)) ((manh toan) OR (tinh toan)) cao*".