Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
hieu ve » hieu va, hieu van
cac xuc » cac nuoc, chat xuc, cac cuoc
van anh » van thanh, tuan anh, van minh
va cua » va chua, via cua, ma cua
ca cua » co cua
x hoi » xa hoi, o hoi, x ho

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 nang x hoi. hieu ve ((cac xuc) or (cam xuc)) van anh ((va cua) OR (ca cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang x hoi. hieu ve ((cac xuc) OR (cam xuc)) van anh ((va cua) OR (ca cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang x hoi. hieu ve ((cac xuc) or (cam xuc)) van anh ((va cua) OR (ca cua)) tre".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang x hoi. hieu ve ((cac xuc) or (cam xuc)) van anh ((va cua) OR (ca cua)) tre*.