Perhaps you should try some spelling variations:
chien tranh » hien trang
thanh tuong » thanh thuong, thanh tung, thanh huong
thien danh » thien anh, thien dang, thien thanh
trong hach » trong mach, trong cach, trong hanh
tuong cua » truong cua, huong cua, thong cua
hach toan » thanh toan, manh toan
cua dung » cua dang, cua dong, qua dung
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 ((thien danh) or (((chien tranh) or (thi thanh)))) - thanh tuong cua dung trong hach toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien danh) OR (((chien tranh) OR (thi thanh)))) - thanh tuong cua dung trong hach toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien danh) or (((chien tranh) or (thi thanh)))) - thanh tuong cua dung trong hach toan cau*.