Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
khong thuoc » khang thuoc, hong phuoc, dong thuoc
cach thoi » cac thoi, cach thuc, cach noi
hoc nganh » hoc nhanh
cach hoc » cach thuc, dich hoc, cac hop
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
thuoc ma » hoc ma, duoc ma
cua nhan » ca nhan, cua ngan, cua nha
nhan tao » nhan tai, nhan dan
hoa cua » hoa chat, hoa xuat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ve ((cach hoc) OR (cach thoi)) tap, nghien cuu cong hoc nganh khong thuoc ma hoa cua nhan tao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ve ((cach hoc) OR (cach thoi)) tap, nghien cuu cong hoc nganh khong thuoc ma hoa cua nhan tao*".