Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghe thu
cuoc nganh » hoc nganh, cac nganh, chuc nganh
nganh cong » nhanh chong, thanh cong
cong cuoc » song cuoc, trong cuoc, luong cuoc
cach hoc » cach thuc, cach thoi, dich hoc
cong coc » cong cac, cong co, cong uoc
cac phan » cac nhan, cao phan, cap phan
phan van » pham van, thanh van, luan van
tu cach » tu cac
hoa cac » hoa chat, chon cac
coc xa » hoc xa, cac xa, coc ha
xa hoa » xa khoa, 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: tu cach hoc tap, ((nghien thu) or (nghien cuu)) cong cuoc nganh cong coc xa hoa cac phan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach hoc tap, ((nghien thu) OR (nghien cuu)) cong cuoc nganh cong coc xa hoa cac phan van.
• Adding a wildcard symbol may retrieve word variants: tu cach hoc tap, ((nghien thu) or (nghien cuu)) cong cuoc nganh cong coc xa hoa cac phan van*.