Perhaps you should try some spelling variations:
nhanh khoa » nhan khoa, nganh khoa, hang khoa
hoc nhanh » hoc nganh, hoc phan
thoi tap » hoc tap, thoi dai, hoi tai
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
khoa hoc » hoa hoc
van nhan » van phan, van thanh, danh nhan
te sach » toc sach
toi tap » toi gap, toan tap, tong tap
nhan va » nhan tai, nhan dan, nhan tao
hoc la » hoc lam, hoc lap, hoc lao
la va » la via, lua va, ly va

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 ((thoi tap) OR (toi tap)), nghien cuu dong hoc nhanh khoa hoc la va van nhan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((thoi tap) OR (toi tap)), nghien cuu dong hoc nhanh khoa hoc la va van nhan va".
• Adding a wildcard symbol may retrieve word variants: te sach ((thoi tap) OR (toi tap)), nghien cuu dong hoc nhanh khoa hoc la va van nhan va*.