Perhaps you should try some spelling variations:
khong luong » khong xuong, thuong luong, phuong luong
theo chieu » theo tieu, ho chieu, theo chu
chieu lang » chieu sang, hieu lang, chi lang
hang doanh » nhung doanh, van doanh, dung doanh
hanh doanh » chinh doanh, doanh doanh, kinh doanh
hoc khong » hoa khong, hoc hong, khoi khong
luong van » luong va, duong van, luong vat
van han » van hanh, van phan, van nhan
han tap » han tai, toan tap, nhan 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 chieu lang - ((hang doanh) or (hanh doanh)) hoc khong luong van han tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu lang - ((hang doanh) OR (hanh doanh)) hoc khong luong van han tap.
• Adding a wildcard symbol may retrieve word variants: theo chieu lang - ((hang doanh) or (hanh doanh)) hoc khong luong van han tap*.