Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
hoc chieu » hoc thieu, hoc hien, hoc dieu
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
cong van » cong vang, song van, cong tan
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) or (ho chieu)) xanh - canh tranh cua nhung ((cong van) or (cong san)) thanh phan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (ho chieu)) xanh - canh tranh cua nhung ((cong van) OR (cong san)) thanh phan.
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (ho chieu)) xanh - canh tranh cua nhung ((cong van) or (cong san)) thanh phan*.