Perhaps you should try some spelling variations:
nhieu tang » chieu sang, nhiet nang
chong gian » khong gian, thong giao, phong giao
hieu lang » chieu sang, hieu quang, hieu van
chinh qua » chinh cua, chinh sua, chinh quoc
qua nhung » quan nhung, cua nhung, qua chung
chong dan » cong dan, thong dan, cuong danh
than cau » toan cau, phan cau, than cap

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) or (nhieu tang)) - hanh chinh qua nhung ((chong dan) OR (chong gian)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (nhieu tang)) - hanh chinh qua nhung ((chong dan) OR (chong gian)) than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu lang) or (nhieu tang)) - hanh chinh qua nhung ((chong dan) OR (chong gian)) than cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (nhieu tang)) - hanh chinh qua nhung ((chong dan) OR (chong gian)) than cau*.