Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
coc nganh » hoc nganh, cac nganh, chuc nganh
tinh hoc » tin hoc, hinh hoc, trinh hoa
cuu cong » cua cong, thu cong, cac cong
cong coc » cong cuoc, cong cac, cong co
khoa hoc » hoa hoc
tan tuan » tran tuan, than tuan, van tuan
tuan san » luan san, tan san, thanh san
hai tan » hai van, hai quan
hoc xa » hoc ma
xa hai » xa thai, xua hai, xa hoi

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 hoc) OR (sinh hoc)) tap, nghien cuu cong coc nganh khoa hoc xa hai tan tuan san~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ((tinh hoc) OR (sinh hoc)) tap, nghien cuu cong coc nganh khoa hoc xa hai tan tuan san".
• Adding a wildcard symbol may retrieve word variants: thu ((tinh hoc) OR (sinh hoc)) tap, nghien cuu cong coc nganh khoa hoc xa hai tan tuan san*.