Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
te sach » toc sach
sach ty » sach y, sach tu, sach thu
xang ha » lang ha, tang ha, dang ha
thuc va » thuc vat, thuc dan, thuc day
kinh va » kinh van, tinh va, minh va
sinh va » sinh vat, tinh va, dinh van
cua tre » cuu tre, cua triet, dua tren
van am » van nam, van lam, van dam
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 ty xang ha noi. hieu van am thuc va ((kinh va) or (sinh va)) ((cua te) or (cua tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty xang ha noi. hieu van am thuc va ((kinh va) OR (sinh va)) ((cua te) OR (cua tre)).
• Adding a wildcard symbol may retrieve word variants: te sach ty xang ha noi. hieu van am thuc va ((kinh va) or (sinh va)) ((cua te) or (cua tre))*.