Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
chieu lang » chieu sang, hieu lang, chi lang
thong dung » thong cong, thong thuong
hoc thong » hoc thuong, hoc trong, hoc hong
ho chieu » theo chieu, hoc thieu, mot chieu
dung dan » dung dat, dung san, tung dan
dung van » duong van, dung va, dang van
van nhan » van phan, van thanh, danh nhan
nhan tap » nhan tai, nhan tao, han tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu lang - ((dung dan) or (hanh doanh)) hoc thong dung van nhan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu lang - ((dung dan) OR (hanh doanh)) hoc thong dung van nhan tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu lang - ((dung dan) or (hanh doanh)) hoc thong dung van nhan tap*.