Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » chieu xanh, thien anh
thien danh » thien anh, thien dang, thien thanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
trung cua » truong cua, trung tuan, trung cap
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
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) OR (thien danh))) or (hieu manh)) - thanh trung cua dung cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((thieu xanh) OR (thien danh))) OR (hieu manh)) - thanh trung cua dung cong tac toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((thieu xanh) OR (thien danh))) or (hieu manh)) - thanh trung cua dung cong tac toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((((thieu xanh) OR (thien danh))) or (hieu manh)) - thanh trung cua dung cong tac toan cau*.