Perhaps you should try some spelling variations:
hoc thieu » toc thieu
tranh cua » doanh cua, manh cua
dong cong » duong cong, dung cong, dang cong
cua dong » chua dong, cua cong, cua dang
cong tan » cong tac, cong san, cong thanh
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) OR (hoc hien)) xanh - canh tranh cua dong cong tan ((phan cau) OR (phan cac))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) OR (hoc hien)) xanh - canh tranh cua dong cong tan ((phan cau) OR (phan cac))".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) OR (hoc hien)) xanh - canh tranh cua dong cong tan ((phan cau) OR (phan cac))*.