Perhaps you should try some spelling variations:
thien danh » thien anh, thien dang, thien thanh
hanh trang » thanh trung, canh tranh, hanh trinh
nhung cong » dung cong, thong cong, hang cong
tong cong » trong cong, cong cong, dung cong
manh toan » thanh toan, anh tuan, tinh toan
hien anh » hien hanh, thien anh, dien anh
trang va » tran van, hang va
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 ((hien anh) or (thien danh)) - hanh trang va ((nhung cong) or (tong cong)) manh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien anh) OR (thien danh)) - hanh trang va ((nhung cong) OR (tong cong)) manh toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien anh) or (thien danh)) - hanh trang va ((nhung cong) or (tong cong)) manh toan cao*.