Perhaps you should try some spelling variations:
tham nuoc » thay nuoc, thoat nuoc, nha nuoc
hieu van » hieu va, thien van, lieu va
te sach » toc sach
va hanh » van hanh, va thanh, va danh
ty lang » tay lang, ty xang, ty hang
lang xa » lang ha, dang xay, lang van
sach ty » sach y, sach tu, sach thu
cuu tre » cua tre, cau tren, cau treo
thai do » thay doi, thai den
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 lang xa hoi. hieu van ((tham nuoc) or (thai do)) va hanh vi ((cuu tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty lang xa hoi. hieu van ((tham nuoc) OR (thai do)) va hanh vi ((cuu tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: te sach ty lang xa hoi. hieu van ((tham nuoc) or (thai do)) va hanh vi ((cuu tre) or (cua te))*.