Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
nganh hoa » thanh hoa, khanh hoa, danh hoa
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
tuan san » luan san, tan san, thanh san
thu ich » thu tich, thu minh, chu tich
ich hoc » dich hoc, sinh hoc, hinh hoc
hai van » thai van, ha van, hao van
hai tan » hai quan
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 ich hoc tap, nghien cuu dong hoc nganh hoa hoc xa ((hai van) OR (hai tan)) tuan san~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ich hoc tap, nghien cuu dong hoc nganh hoa hoc xa ((hai van) OR (hai tan)) tuan san".
• Adding a wildcard symbol may retrieve word variants: thu ich hoc tap, nghien cuu dong hoc nganh hoa hoc xa ((hai van) OR (hai tan)) tuan san*.