Perhaps you should try some spelling variations:
cau tren » cu tren, dau tren, ca tren
hanh lai » hanh lam, hanh tai, thanh lap
sach ty » sach y, sach tu, sach thu
lai cau » lai chau, lai cam, loi cau
te sach » toc sach
xang xa » lang xa, mang xa, ang xa
tuc va » thuc va, truc va, duc va
ve cam » ve cham, va cam, ve cai
ve cac » va cac, vien cac

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 xang xa hoi. hieu ((ve cam) or (ve cac)) ((tuc va) OR (tuc xa)) hanh lai cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty xang xa hoi. hieu ((ve cam) OR (ve cac)) ((tuc va) OR (tuc xa)) hanh lai cau tren*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty xang xa hoi. hieu ((ve cam) or (ve cac)) ((tuc va) OR (tuc xa)) hanh lai cau tren*".