Perhaps you should try some spelling variations:
nganh khung » nganh khong, nhanh hung
cac nganh » hoc nganh
khung hoc » chung hoc, nhung hoc, thuong hoc
thu sach » tu sach, thuat sach, thuoc sach
sach hoc » cach hoc, sach hoi, mach hoc
cuu cong » thu cong, cac cong
van phan » van phong, van thanh, luan phan
hoi van » hoi va, hoi dan, hai van
phan va » phan van, nhan va, han va
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: thu sach hoc tap, nghien ((cuu cong) or (cua cong)) cac nganh khung hoc xa hoi van phan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach hoc tap, nghien ((cuu cong) OR (cua cong)) cac nganh khung hoc xa hoi van phan va.
• Adding a wildcard symbol may retrieve word variants: thu sach hoc tap, nghien ((cuu cong) or (cua cong)) cac nganh khung hoc xa hoi van phan va*.