Perhaps you should try some spelling variations:
quang trung » truong trung
trung cong » truong cong, trong cong, trung uong
hanh dong » anh dong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
anh dung » anh dong, anh huong, sach dung
cong san » cong tac
san phan » san pham, van phan, sat phan
ha dong » hoat dong, van dong

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 - ((((hanh dong) OR (ha dong))) or (anh dung)) quang trung cong san phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - ((((hanh dong) OR (ha dong))) OR (anh dung)) quang trung cong san phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu xanh - ((((hanh dong) OR (ha dong))) or (anh dung)) quang trung cong san phan tu".
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - ((((hanh dong) OR (ha dong))) or (anh dung)) quang trung cong san phan tu*.