Perhaps you should try some spelling variations:
thanh tung » thanh cong
hoc chieu » ho chieu, hoc hien, hoc dieu
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
tung cua » trung cua, tuong cua, dung cua
cong tac » cong ty
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 chieu) or (hoc thieu)) xanh - thanh tung cua nhung ((cong tac) or (cong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc thieu)) xanh - thanh tung cua nhung ((cong tac) OR (cong san)) toan cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc thieu)) xanh - thanh tung cua nhung ((cong tac) or (cong san)) toan cau*.