Perhaps you should try some spelling variations:
nghiep thuc » nghiem thuc, nghiem thuoc, nghe thuc
nhiem thuc » nghiem thuc, nghiem thuoc, nhiem huu
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
thu sach » tu sach, thuat sach, thuoc sach
sach hoc » cach hoc, sach hoi, mach hoc
dong hoc » dong co, dong luc
khoa hoc » hoa hoc
dan nhan » danh nhan, dan chan, van nhan
nhan van » nhan dan, nhan va, phan van
hoi dan » hoa dan, hoc dan, hoi dap
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach hoc tap, ((nghiep thuc) or (nhiem thuc)) dong hoc nganh khoa hoc xa hoi dan nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach hoc tap, ((nghiep thuc) OR (nhiem thuc)) dong hoc nganh khoa hoc xa hoi dan nhan van.
• Adding a wildcard symbol may retrieve word variants: thu sach hoc tap, ((nghiep thuc) or (nhiem thuc)) dong hoc nganh khoa hoc xa hoi dan nhan van*.