Perhaps you should try some spelling variations:
tinh cao » tinh lao, tinh chat, tinh cach
tinh cau » trinh cau, sinh cau, tinh ca
sach ky » sac ky, sach y, sach ty
te sach » toc sach
ve chat » va chat, van chat
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
xuc va » duc va, tuc va, luc 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 lang xa hoi. hieu ve chat ((xuc va) or (thuc vat)) thanh ((tinh cau) OR (tinh cao)) treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky lang xa hoi. hieu ve chat ((xuc va) OR (thuc vat)) thanh ((tinh cau) OR (tinh cao)) treo.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky lang xa hoi. hieu ve chat ((xuc va) or (thuc vat)) thanh ((tinh cau) OR (tinh cao)) treo".
• Adding a wildcard symbol may retrieve word variants: te sach ky lang xa hoi. hieu ve chat ((xuc va) or (thuc vat)) thanh ((tinh cau) OR (tinh cao)) treo*.