Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
khoa hoc » hoa hoc
te sach » toc sach
van hoc » van hoa
va phan » van phan, va phat, va phap
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: ((te sach) or (thuat sach)) hoc tap, nghien cuu van hoc nganh khoa hoc xa hoi va phan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thuat sach)) hoc tap, nghien cuu van hoc nganh khoa hoc xa hoi va phan va.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thuat sach)) hoc tap, nghien cuu van hoc nganh khoa hoc xa hoi va phan va*.