Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
doanh cua » doanh luan
manh cua » ban cua
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap
so lieu » so dieu
ho kieu » ho lieu, so kieu, thi kieu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((so lieu) or (ho kieu)) tinh - canh ((doanh cua) or (manh cua)) nhung cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so lieu) OR (ho kieu)) tinh - canh ((doanh cua) OR (manh cua)) nhung cong tan toan cau.
• Adding a wildcard symbol may retrieve word variants: ((so lieu) or (ho kieu)) tinh - canh ((doanh cua) or (manh cua)) nhung cong tan toan cau*.