Perhaps you should try some spelling variations:
chong hoc » chung hoc, thong hoc, thuong hoc
chong doc » chong dich, chon loc, hong duc
cac thuc » cach thuc, cac thu, can thuc
thuc tap » tuc tap, thuc thai, thuc vat
cuu dong » cuu cong, cuu tong, cuu long
co nhanh » co thanh, co hanh, co phanh
va pham » van pham, va phat, va phap

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac thuc tap, nghien cuu dong co nhanh ((chong hoc) OR (chong doc)) xa hoi va pham van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cac thuc tap, nghien cuu dong co nhanh ((chong hoc) OR (chong doc)) xa hoi va pham van".
• Adding a wildcard symbol may retrieve word variants: tu cac thuc tap, nghien cuu dong co nhanh ((chong hoc) OR (chong doc)) xa hoi va pham van*.