Perhaps you should try some spelling variations:
nganh dung » ngan dung, anh dung, manh dung
nganh cong » nhanh chong, thanh cong
cach thoi » cac thoi, cach thuc, cach noi
thoi tap » toi tap, hoc tap, thoi dai
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
tu cach » tu cac
va nhan » van nhan, ca nhan, va phan
nhan va » nhan tai, nhan dan, nhan tao
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: tu cach thoi tap, nghien cuu dong hoc ((nganh dung) OR (nganh cong)) hoc ma hoi va nhan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach thoi tap, nghien cuu dong hoc ((nganh dung) OR (nganh cong)) hoc ma hoi va nhan va".
• Adding a wildcard symbol may retrieve word variants: tu cach thoi tap, nghien cuu dong hoc ((nganh dung) OR (nganh cong)) hoc ma hoi va nhan va*.