Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
hoc thien » hoc hien, hoc thiet, hoc tien
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
dung cong » dung trong
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thien) OR (hoc thieu)) thanh - canh tranh cua ((nhung cong) OR (dung cong)) dan phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thien) or (hoc thieu)) thanh - canh tranh cua ((nhung cong) OR (dung cong)) dan phan cau~".
• Adding a wildcard symbol may retrieve word variants: ((hoc thien) or (hoc thieu)) thanh - canh tranh cua ((nhung cong) OR (dung cong)) dan phan cau*.