Perhaps you should try some spelling variations:
nghiep cua » nghiep vua, nghiep luan, nghien cuu
doanh khoa » toan khoa
canh thoi » cach thoi, hanh thoi, anh tho
hoc doanh » hoa doanh, hoc danh, hoc dan
thu canh » thuc hanh, thu cong, thu ban
thoi dai » hoc dai, hoi dap, hoi dan
khoa hoc » hoa hoc
nhan dan » phan dau, gian dan
nhan tai » hang tai, van tai, toan tai
cua mon » cua mot, cua moi, cua con
mon hoc » toan hoc, dong hoc
ma hoi » mai hoi, xa hoi, ma hoa

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 thoi dai, nghiep cua mon hoc doanh khoa hoc ma hoi va ((nhan dan) or (nhan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu canh thoi dai, nghiep cua mon hoc doanh khoa hoc ma hoi va ((nhan dan) OR (nhan tai)).
• Adding a wildcard symbol may retrieve word variants: thu canh thoi dai, nghiep cua mon hoc doanh khoa hoc ma hoi va ((nhan dan) or (nhan tai))*.