Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
phuong van » phung van, phong van, phuong va
phuong lan » phuong la, thuong lan, phuong linh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ho chieu » hoc thieu, doi chieu, mot chieu
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (ho chieu)) xanh - canh tranh cua nhung ((phuong van) OR (phuong lan)) phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) xanh - canh tranh cua nhung ((phuong van) OR (phuong lan)) phan dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (ho chieu)) xanh - canh tranh cua nhung ((phuong van) OR (phuong lan)) phan dau".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (ho chieu)) xanh - canh tranh cua nhung ((phuong van) OR (phuong lan)) phan dau*.