Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
tranh cua » doanh cua, manh cua
dong cong » duong cong, dung cong, dang cong
cua dong » chua dong, cua cong, cua dang
toan ban » van ban
ho lieu » co lieu, ho kieu, ho chieu
so lieu » so dieu

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

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