Perhaps you should try some spelling variations:
thanh trung » thanh tung
thong cong » trong cong, tong cong, thong thong
mot chieu » doi chieu, ho chieu
hoc thieu » toc thieu, hoc hien
trung cap » truong cao, trung tam
cap thong » cap tong, chap thuong, phap thong
san chan » san chang, san chay, ban chan
dan chan » dan gian, dan ca, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (hoc thieu)) xanh - thanh trung cap thong cong ((san chan) OR (dan chan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (hoc thieu)) xanh - thanh trung cap thong cong ((san chan) OR (dan chan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((mot chieu) or (hoc thieu)) xanh - thanh trung cap thong cong ((san chan) OR (dan chan)) cau".
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (hoc thieu)) xanh - thanh trung cap thong cong ((san chan) OR (dan chan)) cau*.