Perhaps you should try some spelling variations:
nganh nang » nganh nong, ganh nang, ngan hang
hoc nganh » hoc nhanh
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
nang doc » nang luc
nhan tai » hang tai, van tai, toan tai
te sach » toc sach
hoc tai » hoc dai, hoc bai, hoc giai
doc ma » duoc ma, hoc ma, doc va
hoa ca » hoa cua, hoa cac, hoa cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((hoc tai) OR (hoc tap)), nghien cuu dong hoc nganh nang doc ma hoa ca nhan tai~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((hoc tai) OR (hoc tap)), nghien cuu dong hoc nganh nang doc ma hoa ca nhan tai".
• Adding a wildcard symbol may retrieve word variants: te sach ((hoc tai) OR (hoc tap)), nghien cuu dong hoc nganh nang doc ma hoa ca nhan tai*.