Perhaps you should try some spelling variations:
sach thu » sach thue, sach thieu, sach tham
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
cac xuc » cam xuc, cac nuoc, chat xuc
hieu ve » hieu va, hieu van
sach ty » sach y, sach tu, xach tay
lang xa » lang ha, dang xay, lang van
ve cac » va cac, vien cac
xuc va » duc va, tuc va, luc va
vi cua » di cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc ((sach ty) or (sach thu)) lang xa hoi. hieu ve cac xuc va hanh ((vi cua) or (vai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc ((sach ty) OR (sach thu)) lang xa hoi. hieu ve cac xuc va hanh ((vi cua) OR (vai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: thuoc ((sach ty) or (sach thu)) lang xa hoi. hieu ve cac xuc va hanh ((vi cua) or (vai cua)) tre*.