Perhaps you should try some spelling variations:
chat tuc » chat xuc, luat tuc, chat huu
toc sach » hoc sach, doc sach, thuoc sach
va thanh » gia thanh, ban thanh, va tinh
hieu cao » chieu cao, hieu cac, hieu ca
va hanh » van hanh, va danh, ban hanh
doi cua » dai cua, hoi cua
xang xa » lang xa, mang xa, ang xa
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) or (toc sach)) ty xang xa hoi. hieu cao chat tuc ((va hanh) OR (va thanh)) doi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) ty xang xa hoi. hieu cao chat tuc ((va hanh) OR (va thanh)) doi cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (toc sach)) ty xang xa hoi. hieu cao chat tuc ((va hanh) OR (va thanh)) doi cua te".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (toc sach)) ty xang xa hoi. hieu cao chat tuc ((va hanh) OR (va thanh)) doi cua te*.