Perhaps you should try some spelling variations:
nganh cong » nhanh chong, thanh cong
cong thuoc » cong thuc, dong thuoc, long thuoc
sach hoi » sach doi, sach moi, cach thoi
cong hoc » cong hoa, cong coc, cong ho
dong hoc » dong co, dong luc
thuoc xa » thuoc ma, thuoc va, thuoc la
nhan van » nhan dan, nhan va, phan van
te sach » toc sach
va nhan » van nhan, ca nhan, va phan

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 hoi dap, nghien cuu ((cong hoc) OR (dong hoc)) nganh cong thuoc xa hoi va nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach hoi dap, nghien cuu ((cong hoc) OR (dong hoc)) nganh cong thuoc xa hoi va nhan van".
• Adding a wildcard symbol may retrieve word variants: te sach hoi dap, nghien cuu ((cong hoc) OR (dong hoc)) nganh cong thuoc xa hoi va nhan van*.