Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh tang » hanh trang, hanh mang, hanh tung
cong cong » cong dong, trong cong, dung cong
anh tang » anh bang, anh dang, anh nang
cong dan » cong san, cong tan, huong dan
dan thai » dang thai, dan thi, dan than
thai cao » tai cao, thoai cac, thuat cao

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 manh) or (chieu sang)) - ((hanh tang) OR (anh tang)) cua cong cong dan thai cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu sang)) - ((hanh tang) OR (anh tang)) cua cong cong dan thai cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu manh) or (chieu sang)) - ((hanh tang) OR (anh tang)) cua cong cong dan thai cao".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chieu sang)) - ((hanh tang) OR (anh tang)) cua cong cong dan thai cao*.