Perhaps you should try some spelling variations:
chinh quan » chinh luan, chinh quyen, chinh ngan
quan duong » tuan duong, quan dong, qua duong
duong cong » dung cong, luong cong, duong trong
hieu lang » chieu sang, hieu quang, nhieu tang
manh toan » thanh toan, tinh toan
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - hanh chinh quan duong cong ((manh toan) or (anh tuan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - hanh chinh quan duong cong ((manh toan) OR (anh tuan)) cau.
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - hanh chinh quan duong cong ((manh toan) or (anh tuan)) cau*.