Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » tong cong, thong thong, phong chong
thanh ta » thanh tra, thanh tai, thanh tay
van than » van thanh, van thang, van phan
van tuan » van quan, van ban, anh tuan
ta van » tan van, tap van, va van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - thanh ta van ((thong cong) or (trong cong)) ((van than) OR (van tuan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh ta van ((thong cong) OR (trong cong)) ((van than) OR (van tuan)) cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - thanh ta van ((thong cong) or (trong cong)) ((van than) OR (van tuan)) cao*".