Perhaps you should try some spelling variations:
nhung doanh » nhung danh, dung doanh, nhung don
hieu quang » thieu quang, hieu quan, hieu qua
hang doanh » van doanh, dung doanh, yang danh
hanh doanh » chinh doanh, doanh doanh, kinh doanh
theo hieu » theo chieu, theo tieu, thien hieu
cua thong » cua thuong, cua khong, cua tong
thong van » trong van, thong va, thong quan
van hanh » van thanh, ban hanh, van anh
hanh tai » thanh tai, hang tai, han tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo hieu quang - ((((hang doanh) OR (nhung doanh))) or (hanh doanh)) cua thong thong van hanh tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hieu quang - ((((hang doanh) OR (nhung doanh))) OR (hanh doanh)) cua thong thong van hanh tai.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo hieu quang - ((((hang doanh) OR (nhung doanh))) or (hanh doanh)) cua thong thong van hanh tai".
• Adding a wildcard symbol may retrieve word variants: theo hieu quang - ((((hang doanh) OR (nhung doanh))) or (hanh doanh)) cua thong thong van hanh tai*.