Perhaps you should try some spelling variations:
thien van » thi van
pham thuc » phap thuc, pham chuc, nham thuc
toc sach » hoc sach, doc sach, thuoc sach
van pham » san pham, van phan, van phat
dinh dau » dinh dat, dinh du, danh dau
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
thuc va » thuc vat, thuc dan, thuc day
va dinh » van dinh, va kinh, va tinh
cua tre » cuu tre, cua triet, dua tren
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: toc sach ky nang xa hoi. thien van pham thuc va dinh dau ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ky nang xa hoi. thien van pham thuc va dinh dau ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: toc sach ky nang xa hoi. thien van pham thuc va dinh dau ((cua tre) or (cua te))*.