Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
nganh hoa » thanh hoa, khanh hoa, danh hoa
thu tich » chu tich, chu thich, thue tinh
tich hoc » tinh hoc, dich hoc, tich hop
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
ban soan » bien soan, ban doanh, nang soan
thi lan » thi hanh, thi nang, thi lien
ban san » ban dan, ban can, ban sac
ma thi » mai thi, may thi, ha thi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: thu tich hoc tap, nghien cuu dong hoc nganh hoa hoc ma thi lan ((ban san) or (ban soan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu tich hoc tap, nghien cuu dong hoc nganh hoa hoc ma thi lan ((ban san) OR (ban soan)).
• Adding a wildcard symbol may retrieve word variants: thu tich hoc tap, nghien cuu dong hoc nganh hoa hoc ma thi lan ((ban san) or (ban soan))*.