Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong tac » cong ty
than cap » khan cap, thanh lap, thanh cac
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: toc thieu xanh - canh tranh cua nhung cong tac ((than cap) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - canh tranh cua nhung cong tac ((than cap) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - canh tranh cua nhung cong tac ((than cap) or (phan cau))*.