Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
cong cac » cuong cac, cong tac, cong cau
phan cam » phan cac, khoan cam, phan cang
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (theo tieu)) xanh - canh tranh cua nhung cong cac ((phan cam) OR (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo tieu)) xanh - canh tranh cua nhung cong cac ((phan cam) OR (phan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (theo tieu)) xanh - canh tranh cua nhung cong cac ((phan cam) OR (phan cau))".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo tieu)) xanh - canh tranh cua nhung cong cac ((phan cam) OR (phan cau))*.