Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
thong cong » trong cong, tong cong, thong thong
lieu tinh » trieu tinh, diep tinh, bien tinh
tam thong » tam thuong, tao thong, nam thong
cong dan » cong san, cong tan, huong dan
chan cao » chan cho, chat cao, toan cao
chay cao » cay cao, chat cao, nha cao
ho lieu » so lieu, co lieu, ho kieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho lieu tinh - hanh trung tam thong cong dan ((chan cao) or (chay cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - hanh trung tam thong cong dan ((chan cao) OR (chay cao)).
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - hanh trung tam thong cong dan ((chan cao) or (chay cao))*.