Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong vang » cong lang, cong quang, cong ngang
hoang van » hang va
ho chieu » theo chieu, hoc thieu, doi chieu
cong van » cong san, song van, cong tan
toan cau » toan cao, toan ban, toan tap

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 tinh - canh tranh cua nhung ((((cong van) or (cong vang))) or (hoang van)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - canh tranh cua nhung ((((cong van) OR (cong vang))) OR (hoang van)) toan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - canh tranh cua nhung ((((cong van) or (cong vang))) or (hoang van)) toan cau*.