Perhaps you should try some spelling variations:
nganh truong » nang truong, anh truong, manh truong
truong hoc » trung hoc, tuong ho, truong bo
hoc nganh » hoc nhanh
thanh van » thanh san, thanh toan, thanh phan
sach doc » sach duoc, sach doi, sach nuoc
hai quan » tac quan
phan van » pham van, luan van, tran van
su sach » so sach, vu sach
doc lap » duoc lam
cuu mot » cua mot, cuu mo, huu mot
mot hoc » mon hoc, mo hoc, mot goc
tap hai » tap bai, tap dai, tai hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach doc lap, nghien cuu mot hoc nganh truong hoc tap hai quan ((phan van) or (thanh van))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach doc lap, nghien cuu mot hoc nganh truong hoc tap hai quan ((phan van) OR (thanh van)).
• Adding a wildcard symbol may retrieve word variants: su sach doc lap, nghien cuu mot hoc nganh truong hoc tap hai quan ((phan van) or (thanh van))*.