Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chieu sang » chieu sach, chieu xanh, hieu lang
chinh dat » chinh phat, chinh dang, chinh danh
dung cong » dung trong
van khuan » van thuan, van huan, van khuon
khuan cho » khuan co, khuan khoa, khuan thao
ho chieu » theo chieu, hoc thieu, mot chieu

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 sang - hanh chinh dat ((dung cong) or (thong cong)) van khuan cho~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh chinh dat ((dung cong) OR (thong cong)) van khuan cho.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh chinh dat ((dung cong) or (thong cong)) van khuan cho*.