Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh lap » thanh san, phan lap, thanh hai
sach thu » sach thue, sach thieu, sach tham
sach ty » sach y, sach tu, xach tay
nang xa » nang x, lang xa, nang ma
thi van » thi lan, thi hanh, thi nang
van cac » van hac, van cau, van bac
cac xuc » cam xuc, cac nuoc, chat xuc
xuc ban » duc ban, cuc ban, quoc ban
ca viet » va viet, co viet, hoa viet
lap ca » lap cua, lap va, lap da

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 ty) OR (sach thu)) nang xa hoi. thi van cac xuc ban thanh lap ca viet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ty) OR (sach thu)) nang xa hoi. thi van cac xuc ban thanh lap ca viet".
• Adding a wildcard symbol may retrieve word variants: te ((sach ty) OR (sach thu)) nang xa hoi. thi van cac xuc ban thanh lap ca viet*.