Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
trung ap » trung cap, trung lap, trung tam
van tuan » van quan, van ban, anh tuan
ap dung » xay dung, van dung
van tan » van ban, van tai, van thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - thanh trung ap dung cong ((tan tran) or (((van tan) OR (van tuan)))) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh trung ap dung cong ((tan tran) OR (((van tan) OR (van tuan)))) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - thanh trung ap dung cong ((tan tran) or (((van tan) OR (van tuan)))) cau*".