Perhaps you should try some spelling variations:
thuat dia » thuat di, thuat dien, thuat giao
su triet » su viet, su tien, ve triet
thanh ve » hanh ve, thanh va, thanh vien
thuc dia » thuc dieu, thuc giai, thuc dan
cua tre » cua te, cuu tre, cua triet
co sach » bo sach, cuon sach, hoc sach
va cach » va cac
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: co sach y nang xa hoi. hieu va cach ((thuc dia) OR (thuat dia)) thanh ve ((cua tre) or (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: co sach y nang xa hoi. hieu va cach ((thuc dia) OR (thuat dia)) thanh ve ((cua tre) OR (su triet))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "co sach y nang xa hoi. hieu va cach ((thuc dia) OR (thuat dia)) thanh ve ((cua tre) or (su triet))*".