Perhaps you should try some spelling variations:
truong doi » truong dai, trong doi, truong hoi
xa truong » cac truong
bo sach » co sach, hoc sach
va cham » va chat, va tham
cua tre » cuu tre, cua triet, dua tren
y nang » ky nang, ly nang, v nang
va cai » va cac, va bai, va dai
cua te » cua tu
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: bo sach y nang x hoi. hieu ((va cai) or (va cham)) tuc xa truong doi ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: bo sach y nang x hoi. hieu ((va cai) OR (va cham)) tuc xa truong doi ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "bo sach y nang x hoi. hieu ((va cai) or (va cham)) tuc xa truong doi ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: bo sach y nang x hoi. hieu ((va cai) or (va cham)) tuc xa truong doi ((cua tre) OR (cua te))*.