Perhaps you should try some spelling variations:
nghien cac » nghiep cach, nghien cuu, nghiep cay
nganh khoa » nganh hoa, nganh khong, doanh khoa
thuc thai » thuc pham, thuc thuc
hoc nganh » hoc nhanh
thu canh » thuc hanh, thu cong, thu ban
cac cong » cua cong
cong hoc » dong hoc, cong hoa, cong coc
khoa hoc » hoa hoc
nhan va » nhan tai, nhan dan, nhan tao
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: thu canh ((thuc thai) or (toc thai)), nghien cac cong hoc nganh khoa hoc ma hoa ca nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu canh ((thuc thai) OR (toc thai)), nghien cac cong hoc nganh khoa hoc ma hoa ca nhan va.
• Adding a wildcard symbol may retrieve word variants: thu canh ((thuc thai) or (toc thai)), nghien cac cong hoc nganh khoa hoc ma hoa ca nhan va*.