Perhaps you should try some spelling variations:
chung tuong » chung thong, nhung tuong, chuong duong
chieu sang » chieu sach, chieu xanh, hieu lang
chinh han » chinh phan, chin han, chinh ban
han chung » phan chung, han chang, van chuong
tuong dan » huong dan, tung dan, xuong dan
phan tap » phan lap, han tap, phan tu
pha tap » pham tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sang) or (trieu tinh)) - hanh chinh han chung tuong dan ((phan tap) OR (pha tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sang) OR (trieu tinh)) - hanh chinh han chung tuong dan ((phan tap) OR (pha tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu sang) or (trieu tinh)) - hanh chinh han chung tuong dan ((phan tap) OR (pha tap))".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sang) or (trieu tinh)) - hanh chinh han chung tuong dan ((phan tap) OR (pha tap))*.