Perhaps you should try some spelling variations:
bach ngoai » dich ngoai, ban ngoai, benh ngoai
ngoai tap » ngoai tac, ngoai tai, ngoai tru
hoc nganh » hoc nhanh
nganh hoa » thanh hoa, khanh hoa, danh hoa
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
dan phan » doan phan, dan chan, van phan
phan van » pham van, thanh van, luan van
mai hoi » mai khoi, dai hoi, lai hoi

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

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