Perhaps you should try some spelling variations:
hanh dinh » thanh dinh, hinh dinh, hanh tinh
hieu van » hieu va, thien van, lieu va
van hanh » van thanh, ban hanh, van anh
dinh cua » dinh cuu, sinh cua, dinh cu
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va
cac luu » cac luat, sach luu
luu van » cuu van, luan van, luu hanh
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ky nang xa hoi. ((hieu ve) or (hieu van)) cac luu van hanh dinh cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky nang xa hoi. ((hieu ve) OR (hieu van)) cac luu van hanh dinh cua te.
• Adding a wildcard symbol may retrieve word variants: tu cac ky nang xa hoi. ((hieu ve) or (hieu van)) cac luu van hanh dinh cua te*.