Perhaps you should try some spelling variations:
sach thue » sach thieu, sach tham, cach thuc
sach thu » sach thieu, sach tham, cach thuc
thanh ve » hanh ve, thanh va, thanh vien
vien cac » vien bach, vien dai, vien da
luc gia » luoc gia, duc gia, quoc gia
cuu tre » cua tre, cau tren, cau treo
lang xa » lang ha, dang xay, lang van
ve cuu » ve cau, ve chu, ve cua
ve cam » ve cham, ve cac, va cam

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 thu) OR (sach thue)) lang xa hoi. hieu ((ve cam) or (vien cac)) luc gia thanh ve cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach thu) OR (sach thue)) lang xa hoi. hieu ((ve cam) OR (vien cac)) luc gia thanh ve cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach thu) OR (sach thue)) lang xa hoi. hieu ((ve cam) or (vien cac)) luc gia thanh ve cuu tre".
• Adding a wildcard symbol may retrieve word variants: te ((sach thu) OR (sach thue)) lang xa hoi. hieu ((ve cam) or (vien cac)) luc gia thanh ve cuu tre*.