Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
cach doi » cach noi, sach doi, cac doi
khoa hoc » hoa hoc
gian dan » gian lang
tu cach » tu cac
doi dap » hoi dap, doi dau, do dap
cuu mon » cuu mot, cuu cong, cuu tong
va gian » va gianh, van gian, va giai
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: tu cach doi dap, nghien ((cuu mon) or (cuu mo)) hoc nganh khoa hoc xa hoi va gian dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach doi dap, nghien ((cuu mon) OR (cuu mo)) hoc nganh khoa hoc xa hoi va gian dan.
• Adding a wildcard symbol may retrieve word variants: tu cach doi dap, nghien ((cuu mon) or (cuu mo)) hoc nganh khoa hoc xa hoi va gian dan*.