Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
nganh dong » nganh cong, nhanh dong, nganh nong
hoc nganh » hoc nhanh
thu minh » thi minh, chi minh, vu minh
cong hoc » dong hoc, cong hoa, cong coc
dong tuc » dong thuc, dong luc, dong tu
phan van » pham van, thanh van, luan van
tu minh » vu minh, thi minh, duc minh
ca phan » cac phan, cao phan, cap phan
hoi ca » hoi cua, hoi cac, hoi cau

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) OR (thu minh)) hoc tap, nghien thu cong hoc nganh dong tuc xa hoi ca phan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu minh) OR (thu minh)) hoc tap, nghien thu cong hoc nganh dong tuc xa hoi ca phan van".
• Adding a wildcard symbol may retrieve word variants: ((tu minh) OR (thu minh)) hoc tap, nghien thu cong hoc nganh dong tuc xa hoi ca phan van*.