Perhaps you should try some spelling variations:
sach tham » sach nha
te sach » toc sach
hanh di » hanh vi, hanh de, hang di
duc van » duc va, duc tan, duc manh
xuc van » luc van, vuc van, xuc ban
hieu ve » hieu va, hieu van
mang xa » lang xa, mang may, dang xay
bang xa » lang xa, bang va, ang xa
ve cac » va cac, vien cac
di cua » dai cua, doi cua, de cua
cua su » qua su

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 tham ((bang xa) or (mang xa)) hoi. hieu ve cac ((xuc van) or (duc van)) hanh di cua su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tham ((bang xa) OR (mang xa)) hoi. hieu ve cac ((xuc van) OR (duc van)) hanh di cua su.
• Adding a wildcard symbol may retrieve word variants: te sach tham ((bang xa) or (mang xa)) hoi. hieu ve cac ((xuc van) or (duc van)) hanh di cua su*.