Perhaps you should try some spelling variations:
xa phuong » va phuong, da phuong, ha phuong
cua triet » cua viet, su triet, va triet
cham tuc » nham thuc, pham thuc, tham thuc
xa huong » va huong, xa muong, ga huong
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
hieu va » lieu va, hieu qua
va cham » va chat, va tham
cua tre » cua te, cuu tre, dua tren
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: so sach ky nang x hoi. hieu va cham tuc ((xa huong) or (xa phuong)) doi ((cua tre) OR (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky nang x hoi. hieu va cham tuc ((xa huong) OR (xa phuong)) doi ((cua tre) OR (cua triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ky nang x hoi. hieu va cham tuc ((xa huong) or (xa phuong)) doi ((cua tre) OR (cua triet))".
• Adding a wildcard symbol may retrieve word variants: so sach ky nang x hoi. hieu va cham tuc ((xa huong) or (xa phuong)) doi ((cua tre) OR (cua triet))*.