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, anh tang, hanh mang
dang thai » dang thi, dang hai, dang khai
tang cua » mang cua, hang cua, tang luan
dan thai » dan thi, dan than, ban thai

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