Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
thien van » thi van
phat thuc » phap thuc, pham thuc, phan thuc
van phat » va phat, van chat, van phan
van dinh » van minh, van dich, xuan dinh
cau treo » cau theo, cau tren, cau triet
nang xa » nang x, lang xa, nang ma
va dinh » va kinh, va tinh, vu dinh
dau cau » mau cau, dat cau, da cau
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: thuoc sach y nang xa hoi. thien van phat thuc ((va dinh) or (van dinh)) dau cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc sach y nang xa hoi. thien van phat thuc ((va dinh) OR (van dinh)) dau cau treo.
• Adding a wildcard symbol may retrieve word variants: thuoc sach y nang xa hoi. thien van phat thuc ((va dinh) or (van dinh)) dau cau treo*.