Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, nhieu tang
thong cong » trong cong, tong cong, thong thong
hieu manh » chieu xanh, hieu nganh, dieu hanh
hieu lang » hieu quang, nhieu tang, hieu van
trung cap » truong cao, trung tam
cap thong » cap tong, chap thuong, phap thong
san thong » san thuong, sau thong, ban thong
thong cau » thong cac, thong cap, thong tu
cong san » cong tac

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) OR (hieu lang)))) - thanh trung cap thong cong san thong cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (((chieu sang) OR (hieu lang)))) - thanh trung cap thong cong san thong cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu manh) or (((chieu sang) OR (hieu lang)))) - thanh trung cap thong cong san thong cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (((chieu sang) OR (hieu lang)))) - thanh trung cap thong cong san thong cau*.