Perhaps you should try some spelling variations:
nganh tuong » nganh cong, manh tuong, nganh nong
tuong hoc » truong hoc, tuong ho, duong hoc
hoc nganh » hoc nhanh
van phan » van phong, van thanh, luan phan
sach hoc » cach hoc, sach hoi, mach hoc
phan van » pham van, thanh van, luan van
hoc taip » hoc tap, hoc tai, hoc dai
mot hoc » mon hoc, mo hoc, mot goc
cuu mot » cua mot, cuu mo, huu mot
tai hai » dai hai, tai ha, tai phan
thi hai » thi mai, thi hanh
su sach » so sach, vu sach

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 hoc taip, nghien cuu mot hoc nganh tuong hoc ((tai hai) OR (thi hai)) van phan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach hoc taip, nghien cuu mot hoc nganh tuong hoc ((tai hai) OR (thi hai)) van phan van".
• Adding a wildcard symbol may retrieve word variants: su sach hoc taip, nghien cuu mot hoc nganh tuong hoc ((tai hai) OR (thi hai)) van phan van*.