Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
va thanh » gia thanh, ban thanh, va tinh
qua mai » qua hai, qua cai, qua tai
mai duc » mai dich, mai quoc, mai dung
tu van » tu va
mo hoc » mon hoc, co hoc
cuc te » cuc thue, cuc tieu
cua te » cua tu
o hoc » co hoc, so hoc, y hoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu van ky nang ((o hoc) or (mo hoc)). hieu qua mai duc va thanh tai ((cuc te) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu van ky nang ((o hoc) OR (mo hoc)). hieu qua mai duc va thanh tai ((cuc te) OR (cua te))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu van ky nang ((o hoc) or (mo hoc)). hieu qua mai duc va thanh tai ((cuc te) OR (cua te))*".