Perhaps you should try some spelling variations:
dang xay » dang van, van xay
vanh tai » van tai, hanh tai, vanh dai
cua nuoc » cua quoc, cua nguoi, cua thuoc
te sach » toc sach
xay hoi » xa hoi, tay hoi, cay phoi
hieu ve » hieu va, hieu van
xuc van » luc van, vuc van, xuc ban
duc van » duc va, duc tan, duc manh
anh tai » hanh tai, anh thai, xanh tai
y dang » ky dang, 2 dang, _ dang
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 y dang xay hoi. hieu ve cam ((xuc van) or (duc van)) ((anh tai) OR (vanh tai)) cua nuoc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y dang xay hoi. hieu ve cam ((xuc van) OR (duc van)) ((anh tai) OR (vanh tai)) cua nuoc.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y dang xay hoi. hieu ve cam ((xuc van) or (duc van)) ((anh tai) OR (vanh tai)) cua nuoc".
• Adding a wildcard symbol may retrieve word variants: te sach y dang xay hoi. hieu ve cam ((xuc van) or (duc van)) ((anh tai) OR (vanh tai)) cua nuoc*.