Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hoc chieu » hoc thieu, hoc hien, hoc dieu
cua thong » cua thuong, cua khong, cua tong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tap » cuong tap, cong tac, cong tan
tap quan » tac quan, hai quan
quan ban » quang ban, qua ban, quan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) OR (ho chieu)) xanh - ((hanh chinh) or (canh tranh)) cua thong cong tap quan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (ho chieu)) xanh - ((hanh chinh) OR (canh tranh)) cua thong cong tap quan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) OR (ho chieu)) xanh - ((hanh chinh) or (canh tranh)) cua thong cong tap quan ban".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) OR (ho chieu)) xanh - ((hanh chinh) or (canh tranh)) cua thong cong tap quan ban*.