Perhaps you should try some spelling variations:
khong cang » thong cong, hong bang, khong dung
theo chieu » theo tieu, ho chieu, thi chieu
hanh sinh » hanh tinh, hinh sinh, hanh chinh
hanh dinh » thanh dinh, hinh dinh, hanh tinh
cua khong » hua khong, cua phuong, cua thuong
theo chu » cho chu, chao chu, theo yeu
cang dan » cong dan, tang dan, canh dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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) or (theo chu)) tinh - ((hanh sinh) OR (hanh dinh)) cua khong cang dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo chu)) tinh - ((hanh sinh) OR (hanh dinh)) cua khong cang dan toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (theo chu)) tinh - ((hanh sinh) OR (hanh dinh)) cua khong cang dan toan tap".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (theo chu)) tinh - ((hanh sinh) OR (hanh dinh)) cua khong cang dan toan tap*.