Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung cong » dung cong, thong cong, hang cong
chua xang » chua nang, chuc nang, chu bang
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
chu xanh » chu manh, chieu xanh, chuc danh
tac tan » tac can, tac van, tat tan
tac va » tac da, tac xa, tuc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xanh) OR (chua xang)) - thanh trung cua nhung cong ((tac tan) or (tac va)) ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chua xang)) - thanh trung cua nhung cong ((tac tan) OR (tac va)) ca*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) OR (chua xang)) - thanh trung cua nhung cong ((tac tan) or (tac va)) ca*".