Perhaps you should try some spelling variations:
nganh cong » nhanh chong, thanh cong
hoc nganh » hoc nhanh
nhan taon » nhan trong, nhan thong, nhan tuong
minh son » tinh son, minh toan, dinh so
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
nhan tao » nhan tai, nhan dan
tu minh » thu minh, vu minh, thi minh
son tap » con tap, son tp, so tap
cong so » cong san, cong hoa
so xa » so xay, so va, so ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu minh son tap, nghien cuu cong hoc nganh cong so xa hoi va ((nhan taon) or (nhan tao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu minh son tap, nghien cuu cong hoc nganh cong so xa hoi va ((nhan taon) OR (nhan tao)).
• Adding a wildcard symbol may retrieve word variants: tu minh son tap, nghien cuu cong hoc nganh cong so xa hoi va ((nhan taon) or (nhan tao))*.