Perhaps you should try some spelling variations:
thong bai » thong tai, nhung bai, thong xay
nuoc viet » ngoc viet, hoc viet
va thong » va thuong, va phuong, he thong
toc viet » hoc viet, ngoc viet, thuc viet
bai van » bui van, hai van, mai van
dinh le » dinh ve, dinh ly, thinh le
van phi » van chi, van phu, van nhi

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: cong ty tnhh đau va thong bai van ((dinh le) OR (dinh ket)) van phi ((nuoc viet) OR (toc viet))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cong ty tnhh đau va thong bai van ((dinh le) or (dinh ket)) van phi ((nuoc viet) OR (toc viet))~".
• Adding a wildcard symbol may retrieve word variants: cong ty tnhh đau va thong bai van ((dinh le) or (dinh ket)) van phi ((nuoc viet) OR (toc viet))*.