Perhaps you should try some spelling variations:
nganh tuong » manh tuong, nganh nong, nganh khong
nganh cong » nhanh chong, thanh cong
sach hoc » cach hoc, sach hoi, mach hoc
hoc taip » hoc tap, hoc dai, hoc bai
tan luan » tang luan, toan luan, dan luan
su sach » so sach, vu sach
cuu mot » cua mot, cuu mo, huu mot
mot hoc » mon hoc, mo hoc, mot goc
hoc tai » hoc dai, hoc tap, hoc bai
tai hai » thi hai, dai hai, tai ha
hai tan » hai van, hai quan

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