Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
lai cua » dai cua, hai cua, lai chau
lai cuu » lai chau, lai cuoc, loai cua
lang xa » lang ha, dang xay, lang van
y lang » o lang, _ lang, tay lang
va anh » van anh, va danh, va hanh
ve cai » va cai, ve cac, ve tai
va cam » va cham, va cac, va cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y lang xa hoi. hieu ((ve cai) or (va cam)) duc va anh ((lai cuu) OR (lai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y lang xa hoi. hieu ((ve cai) OR (va cam)) duc va anh ((lai cuu) OR (lai cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y lang xa hoi. hieu ((ve cai) or (va cam)) duc va anh ((lai cuu) OR (lai cua)) tre".
• Adding a wildcard symbol may retrieve word variants: tu sach y lang xa hoi. hieu ((ve cai) or (va cam)) duc va anh ((lai cuu) OR (lai cua)) tre*.