Perhaps you should try some spelling variations:
nganh dong » nganh cong, nhanh dong, nganh nong
dong thuoc » dung thuoc, dang thuoc, don thuoc
coc nganh » hoc nganh, cac nganh, chuc nganh
dich hoc » hinh hoc, tinh hoc, kinh hoc
cuu cong » cua cong, thu cong, cac cong
cong coc » cong cuoc, cong cac, cong co
thuoc va » thuc va, thuoc ma, thuong va
nhan va » nhan tai, nhan dan, nhan tao
va hoa » van hoa, va hoc, ma hoa
hoa ca » hoa cua, hoa cac, hoa cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: kon ((dich hoc) or (sinh hoc)) tap, nghien cuu cong coc nganh dong thuoc va hoa ca nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: kon ((dich hoc) OR (sinh hoc)) tap, nghien cuu cong coc nganh dong thuoc va hoa ca nhan va.
• Adding a wildcard symbol may retrieve word variants: kon ((dich hoc) or (sinh hoc)) tap, nghien cuu cong coc nganh dong thuoc va hoa ca nhan va*.