Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
tranh cua » doanh cua, manh cua
cua nhung » va nhung
thong van » trong van, thong va, thong quan
ho chieu » hoc thieu, doi chieu, mot chieu
hong van » hoang van, phong van, song van
phan dau » phan tu, hang dau

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

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