Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trang » canh tranh, hanh trinh, minh trang
nhung cong » dung cong, thong cong, hang cong
cong danh » cuong danh, cong dan, cong thanh
danh toan » manh toan, anh toan, dan toan
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 ((chieu xanh) or (chinh sach)) - ((hanh trang) OR (thanh trung)) va nhung cong danh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chinh sach)) - ((hanh trang) OR (thanh trung)) va nhung cong danh toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu xanh) or (chinh sach)) - ((hanh trang) OR (thanh trung)) va nhung cong danh toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (chinh sach)) - ((hanh trang) OR (thanh trung)) va nhung cong danh toan cao*.