Perhaps you should try some spelling variations:
nganh chung » nhanh chuong, nganh cong, nhanh chong
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
hoc nganh » hoc nhanh
chung hoc » trung hoc, dung hoc, hung hoa
ban thanh » ban hanh, ban hang
sach hoc » sach hoi, mach hoc, sach duoc
cach hoc » cach thuc, cach thoi, dich hoc
thu dong » thuy dong, tu dong, thu cong
dong hoc » dong co, dong luc
hoi ban » hoi dan, hoi bai, doi ban
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: te ((sach hoc) OR (cach hoc)) tap, nghien thu dong hoc nganh chung hoc xa hoi ban thanh san~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach hoc) OR (cach hoc)) tap, nghien thu dong hoc nganh chung hoc xa hoi ban thanh san".
• Adding a wildcard symbol may retrieve word variants: te ((sach hoc) OR (cach hoc)) tap, nghien thu dong hoc nganh chung hoc xa hoi ban thanh san*.