Perhaps you should try some spelling variations:
phuong thong » phuong trong, thong thong, phuong hoang
doanh doanh » toan doanh, doanh hoan, doanh thanh
cua phuong » cuu phuong, cuc phuong, luan phuong
theo hieu » theo chieu, thien hieu, thuc hieu
doanh cua » doanh luan
thong van » trong van, thong va, thong quan
nhan tap » nhan tao, han tap, phan tap
nhan tai » hang tai, van tai, toan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo hieu) or (theo tieu)) lang - doanh doanh cua phuong thong van ((nhan tap) OR (nhan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo hieu) OR (theo tieu)) lang - doanh doanh cua phuong thong van ((nhan tap) OR (nhan tai)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo hieu) or (theo tieu)) lang - doanh doanh cua phuong thong van ((nhan tap) OR (nhan tai))".
• Adding a wildcard symbol may retrieve word variants: ((theo hieu) or (theo tieu)) lang - doanh doanh cua phuong thong van ((nhan tap) OR (nhan tai))*.