Perhaps you should try some spelling variations:
te sach » toc sach
sach ty » sach y, sach tu, sach thu
cua tre » cuu tre, cua triet, dua tren
hang di » hang doi, hang vi, hang dien
hanh di » hanh vi, hanh de, danh di
thuc va » thuc vat, thuc dan, thuc day
hieu va » lieu va, hieu qua
ang xa » lang xa, mang xa, dang xay
ty ang » ty xang, ty hang, ty anh
cua te » cua tu
va am » va lam, va cam

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 ty ang xa hoi. hieu va am thuc va ((hanh di) or (hang di)) ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty ang xa hoi. hieu va am thuc va ((hanh di) OR (hang di)) ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: te sach ty ang xa hoi. hieu va am thuc va ((hanh di) or (hang di)) ((cua tre) or (cua te))*.