Perhaps you should try some spelling variations:
nganh thuong » anh thuong, doanh thuong, nang thuong
thuong hoc » truong hoc, tuong hoc, thuong ho
hoach hoi » hoc hoi, hoach ha, sach hoi
hoa nganh » hoc nganh, khoi nganh, hoa doanh
tu hoach » thu hoach, tu hach, quy hoach
cuu cong » cua cong, thu cong, cac cong
cong hoa » dong hoa, dong hoc, hang hoa
cac phan » cac nhan, cao phan, cap phan
phan dau » phan tu, hang dau
hoi tap » hoi dap, hoc tap, hoi tai
ma hoi » mai hoi, xa hoi, me hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu hoach hoi tap, nghien cuu cong hoa nganh thuong hoc ((ma hoi) or (ma hoa)) cac phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu hoach hoi tap, nghien cuu cong hoa nganh thuong hoc ((ma hoi) OR (ma hoa)) cac phan dau.
• Adding a wildcard symbol may retrieve word variants: tu hoach hoi tap, nghien cuu cong hoa nganh thuong hoc ((ma hoi) or (ma hoa)) cac phan dau*.