Perhaps you should try some spelling variations:
cau tren » cu tren, dau tren, ca tren
thanh ve » thanh va, thanh vien, thanh van
sach thu » sach thue, sach thieu, sach tham
cac xuc » cam xuc, cac nuoc, chat xuc
hanh ve » hanh vi, hanh va, hanh kem
xuc gia » duc gia, luc gia, tuc gia
sach ty » sach y, sach tu, xach tay
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
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) OR (sach thu)) lang xa hoi. hieu ve cac xuc gia ((thanh ve) or (hanh ve)) cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ty) OR (sach thu)) lang xa hoi. hieu ve cac xuc gia ((thanh ve) OR (hanh ve)) cau tren.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ty) OR (sach thu)) lang xa hoi. hieu ve cac xuc gia ((thanh ve) or (hanh ve)) cau tren".
• Adding a wildcard symbol may retrieve word variants: te ((sach ty) OR (sach thu)) lang xa hoi. hieu ve cac xuc gia ((thanh ve) or (hanh ve)) cau tren*.