Perhaps you should try some spelling variations:
thanh hoa » thanh pho
va thanh » gia thanh, ban thanh, va tinh
cau treo » cau theo, cau tren, cau triet
thu cac » tu cac, thu xac, thu cuc
hieu va » hieu qua
gia duc » giao duc, gia muc, gia thuc
cuu tre » cua tre, cau tren
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu cac ky nang x hoi. ((hieu va) or (lieu va)) gia duc va thanh hoa ((cuu tre) OR (cau treo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu cac ky nang x hoi. ((hieu va) OR (lieu va)) gia duc va thanh hoa ((cuu tre) OR (cau treo))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu cac ky nang x hoi. ((hieu va) or (lieu va)) gia duc va thanh hoa ((cuu tre) OR (cau treo))*".