Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
dung thong » dung thuong, dung trong, dong thong
hoc thieu » hoc hien
doanh qua » doanh quan, doanh cua, danh qua
thong van » trong van, thong va, thong quan
qua dung » quang dung, su dung, qua song
toan ban » van ban

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

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