Perhaps you should try some spelling variations:
hang doanh » hanh doanh, nhung doanh, van doanh
nhung cong » dung cong, thong cong, hang cong
thi lien » thi lan
doanh va » doan va, doanh tai, doanh cua
cong san » cong tac
toan cao » toan tap
toan ban » van ban
chi van » thi van, chu van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chi van) or (thi lien)) - hang doanh va nhung cong san ((toan cao) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chi van) OR (thi lien)) - hang doanh va nhung cong san ((toan cao) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chi van) or (thi lien)) - hang doanh va nhung cong san ((toan cao) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo ((chi van) or (thi lien)) - hang doanh va nhung cong san ((toan cao) OR (toan ban))*.