Perhaps you should try some spelling variations:
khong duong » khong dung, khong xuong, thong duong
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
duong va » duong van, dung va, luong va
han tap » han tai, toan tap, nhan tai
va han » va phan, va hanh, van han

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 duong va 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 duong va han tap.
• Adding a wildcard symbol may retrieve word variants: theo chieu lang - ((hang doanh) or (hanh doanh)) hoc khong duong va han tap*.