Perhaps you should try some spelling variations:
tieu danh » dieu danh, tiep danh, thien danh
dung cong » dung trong
cong van » cong vang, cong san, song van
van dung » van dong, xay dung, tin dung
van phan » van phong, van thanh, luan phan
phan lap » phan dau
hieu va » lieu va, hieu qua

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((tieu danh) or (hieu va)) - thanh cong van dung cong van phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu danh) OR (hieu va)) - thanh cong van dung cong van phan lap.
• Adding a wildcard symbol may retrieve word variants: theo ((tieu danh) or (hieu va)) - thanh cong van dung cong van phan lap*.