Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
nganh dong » nganh cong, nhanh dong, nganh nong
coc nganh » hoc nganh, cac nganh, chuc nganh
thanh van » thanh san, thanh toan, thanh phan
minh hon » minh hoa, minh son, manh hon
cong coc » cong cuoc, cong cac, cong co
dong tuc » dong thuc, dong luc, dong tu
tu minh » thu minh, vu minh, thi minh
hon tap » hoc tap, han tap, con tap
hoi cac » hoc cac, voi cac, hoa cac
hoi ca » hoi cua, hoi cau, hoi va

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 hon tap, nghien thu cong coc nganh dong tuc xa ((hoi ca) or (hoi cac)) thanh van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu minh hon tap, nghien thu cong coc nganh dong tuc xa ((hoi ca) OR (hoi cac)) thanh van.
• Adding a wildcard symbol may retrieve word variants: tu minh hon tap, nghien thu cong coc nganh dong tuc xa ((hoi ca) or (hoi cac)) thanh van*.