Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
khoa hoc » hoa hoc
hang dau » hang va, hang tai
su sach » so sach, vu sach
tu sach » thu sach, te sach, tu cach
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
va hang » van hang, va nang, va lang
hoc xa » hoc ma

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) or (tu sach)) hoc tap, nghien cuu mon hoc nganh khoa hoc xa hoi va hang dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (tu sach)) hoc tap, nghien cuu mon hoc nganh khoa hoc xa hoi va hang dau.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (tu sach)) hoc tap, nghien cuu mon hoc nganh khoa hoc xa hoi va hang dau*.