Perhaps you should try some spelling variations:
thien van » thi van
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
van lam » van nam
lam duc » lam duoc, pham duc, nam duoc
duc van » duc va, duc tan, duc manh
hanh di » hanh de, hang di, danh di
cuu tre » cua tre, cau tren, cau treo
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: tu sach y nang xa hoi. thien van lam duc van ((hanh di) OR (hanh vi)) cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y nang xa hoi. thien van lam duc van ((hanh di) OR (hanh vi)) cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu sach y nang xa hoi. thien van lam duc van ((hanh di) OR (hanh vi)) cuu tre*.