Perhaps you should try some spelling variations:
tuan van » luan van, tran van, tan van
lam duoc » luat duoc, lam thuoc, tao duoc
nam duoc » nam thuoc, da duoc, dat duoc
van tuan » van quan, van ban, anh tuan
te sach » toc sach
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
cua tre » cuu tre, cua triet, dua tren
sach ky » sac ky, sach y, sach ty
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky lang xa hoi. hieu va ((lam duoc) OR (nam duoc)) van tuan van ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky lang xa hoi. hieu va ((lam duoc) OR (nam duoc)) van tuan van ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky lang xa hoi. hieu va ((lam duoc) OR (nam duoc)) van tuan van ((cua tre) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: te sach ky lang xa hoi. hieu va ((lam duoc) OR (nam duoc)) van tuan van ((cua tre) or (cua te))*.