Perhaps you should try some spelling variations:
thanh tinh » thanh binh, nhanh tinh, than kinh
tinh cuu » trinh cuu, dinh cuu, tinh cua
va thanh » gia thanh, ban thanh, va tinh
tham soc » cham soc, tham nuoc, thai son
te sach » toc sach
cuu tre » cua tre, cau tren, cau treo
sach ky » sac ky, sach y, sach ty
hieu va » lieu va
lang xa » lang ha, dang xay, lang van
nang xa » nang x, nang ma, mang xa
soc va » hoc va, loc va, doc va

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 ((nang xa) OR (lang xa)) hoi. ((hieu va) or (hieu qua)) tham soc va thanh tinh cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((nang xa) OR (lang xa)) hoi. ((hieu va) OR (hieu qua)) tham soc va thanh tinh cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky ((nang xa) OR (lang xa)) hoi. ((hieu va) or (hieu qua)) tham soc va thanh tinh cuu tre".
• Adding a wildcard symbol may retrieve word variants: te sach ky ((nang xa) OR (lang xa)) hoi. ((hieu va) or (hieu qua)) tham soc va thanh tinh cuu tre*.