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 van » cong vang, cong san, song van
tuan ban » tuan bang, toan ban, quang ban
luan ban » luan van, luan san, luan han

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)) tinh - canh tranh cua nhung cong van ((tuan ban) OR (luan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo tieu)) tinh - canh tranh cua nhung cong van ((tuan ban) OR (luan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (theo tieu)) tinh - canh tranh cua nhung cong van ((tuan ban) OR (luan ban))".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo tieu)) tinh - canh tranh cua nhung cong van ((tuan ban) OR (luan ban))*.