Perhaps you should try some spelling variations:
canh thanh » canh tranh, danh thanh, anh thanh
thieu xanh » chieu xanh, hieu manh, thien danh
thien anh » thien danh, tien anh, thien thanh
thanh qua » thanh quan, thanh qui, hanh qua
qua dung » quang dung, su dung, qua song
cong van » cong vang, song van, cong tan
cong san » cong tac
phan cac » nhan cach, phan dau, phan lap

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) or (thien anh)) - canh thanh qua dung ((cong van) OR (cong san)) phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - canh thanh qua dung ((cong van) OR (cong san)) phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (thien anh)) - canh thanh qua dung ((cong van) OR (cong san)) phan cac".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (thien anh)) - canh thanh qua dung ((cong van) OR (cong san)) phan cac*.