Perhaps you should try some spelling variations:
ngan chong » nhanh chong, nganh khong, ngan hang
dong luat » dong luan, dung luat, dong luc
luat ngan » cua ngan, luat dan
sach hoc » sach hoi, mach hoc, sach duoc
cach hoc » cach thuc, cach thoi, dich hoc
cuu dong » cuu cong, cuu tong, cuu long
chong do » chong doc, cuong do, chong co
phap van » pham van, phan van, phap han
va phap » va phat, ban phap
do xa » doi xa, do va, o xa

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 cuu dong luat ngan chong do xa hoi va phap van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach hoc) OR (cach hoc)) tap, nghien cuu dong luat ngan chong do xa hoi va phap van".
• Adding a wildcard symbol may retrieve word variants: te ((sach hoc) OR (cach hoc)) tap, nghien cuu dong luat ngan chong do xa hoi va phap van*.