Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
lai cua » dai cua, hai cua, lai chau
vai cua » dai cua, hai cua, bai cua
va danh » va dinh, va dan, va hanh
hieu va » lieu va, hieu qua
lap hai » lap tai, lap lai, lap hoat
ky dang » ky nang, ky danh
ky sang » ky nang, ky tang, duy sang
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va

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 ((ky sang) or (ky dang)) lap hai. hieu va cam xuc va danh ((vai cua) OR (lai cua)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ky sang) OR (ky dang)) lap hai. hieu va cam xuc va danh ((vai cua) OR (lai cua)) tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ky sang) or (ky dang)) lap hai. hieu va cam xuc va danh ((vai cua) OR (lai cua)) tu".
• Adding a wildcard symbol may retrieve word variants: tu sach ((ky sang) or (ky dang)) lap hai. hieu va cam xuc va danh ((vai cua) OR (lai cua)) tu*.