Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
thieu xanh » chieu xanh, hieu manh, thien danh
thien anh » thien danh, tien anh, thien thanh
dung cong » dung trong
manh toan » thanh toan, anh tuan, tinh toan
trang su » trang suc, trong su, tang su
van tuan » van quan, van ban, 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) or (thien anh)) - hanh trang su dung cong ((van tuan) or (manh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - hanh trang su dung cong ((van tuan) OR (manh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (thien anh)) - hanh trang su dung cong ((van tuan) or (manh toan)) cau*.