Perhaps you should try some spelling variations:
chieu chien » thien chien, hieu hien
cac giai » tac gia, cuu giai, hoc giai
cac loai » cac bai, cac dai, cac toi
va chua » vua chua, ca chua, va chu
va dinh » van dinh, va kinh, va tinh
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
va cua » via cua, ca cua, ma cua

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 xa hoi. chieu chien ((cac loai) or (cac giai)) va dinh ((va cua) OR (va chua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xa hoi. chieu chien ((cac loai) OR (cac giai)) va dinh ((va cua) OR (va chua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang xa hoi. chieu chien ((cac loai) or (cac giai)) va dinh ((va cua) OR (va chua)) tre".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. chieu chien ((cac loai) or (cac giai)) va dinh ((va cua) OR (va chua)) tre*.