Perhaps you should try some spelling variations:
thanh trung » thanh tung
thong cong » trong cong, tong cong, thong thong
hoc thieu » hoc hien
trung cap » truong cao, trung tam
cap thong » cap tong, chap thuong, phap thong
dan chinh » dang chinh, lan chinh, van chinh
doc hieu » hoc hien
cong dan » cong san, cong tan, huong dan
chinh ca » chinh ta, chinh va, chinh tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((doc hieu) or (hoc thieu))) or (toc thieu)) xanh - thanh trung cap thong cong dan chinh ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((doc hieu) OR (hoc thieu))) OR (toc thieu)) xanh - thanh trung cap thong cong dan chinh ca.
• Adding a wildcard symbol may retrieve word variants: ((((doc hieu) or (hoc thieu))) or (toc thieu)) xanh - thanh trung cap thong cong dan chinh ca*.