Perhaps you should try some spelling variations:
sach tin » sach tien, sach kinh, sach tren
tin lang » tinh lang, tien lang, tin nang
cua nuoc » cua quoc, cua thuoc, nha nuoc
te sach » toc sach
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
anh tai » hanh tai, anh thai, vanh tai
ve cam » ve cham, ve cac, va cam

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 tin lang xa hoi. hieu ve cam ((xuc van) or (duc tan)) anh tai ((cua nuoc) or (cua nguoi))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tin lang xa hoi. hieu ve cam ((xuc van) OR (duc tan)) anh tai ((cua nuoc) OR (cua nguoi)).
• Adding a wildcard symbol may retrieve word variants: te sach tin lang xa hoi. hieu ve cam ((xuc van) or (duc tan)) anh tai ((cua nuoc) or (cua nguoi))*.