Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
nganh khoa » nganh hoa, nganh khong, doanh khoa
thuc tinh » thuc tin, thue tinh, thuy tinh
thu tinh » thue tinh, thuy tinh, thu minh
co nganh » hoc nganh, cac nganh, moi nganh
khoa hoc » hoa hoc
tan tuan » tran tuan, than tuan, van tuan
tuan san » luan san, tan san, thanh san
cong co » dong co, cong cu, cong so
hoi tan » hoi dan, hoi tai, hai tan
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 tinh) or (thuc tinh)) hoc tap, nghien thu cong co nganh khoa hoc xa hoi tan tuan san~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu tinh) OR (thuc tinh)) hoc tap, nghien thu cong co nganh khoa hoc xa hoi tan tuan san.
• Adding a wildcard symbol may retrieve word variants: ((thu tinh) or (thuc tinh)) hoc tap, nghien thu cong co nganh khoa hoc xa hoi tan tuan san*.