Perhaps you should try some spelling variations:
nhanh thong » nhanh chong, nhan thong, nhanh hong
nhanh thang » nhanh thanh, nhanh quang, hanh trang
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
thanh phan » thanh pho, thanh san, thanh toan
ban thanh » ban hanh, ban hang
sach hoc » cach hoc, sach hoi, mach hoc
cong hoc » dong hoc, cong hoa, cong coc
te sach » toc sach
doi ban » di ban, do ban, dong ban
hoc xa » hoc ma
xa doi » xoa doi, xa hoi, xa dai

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 tap, nghien thu cong hoc ((nhanh thong) OR (nhanh thang)) hoc xa doi ban thanh phan~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach hoc tap, nghien thu cong hoc ((nhanh thong) OR (nhanh thang)) hoc xa doi ban thanh phan".
• Adding a wildcard symbol may retrieve word variants: te sach hoc tap, nghien thu cong hoc ((nhanh thong) OR (nhanh thang)) hoc xa doi ban thanh phan*.