Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
nang sang » nang song
cong cong » cong dong, trong cong, dung cong
nong san » cong san, dong san, nong dan
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan tap » toan ban

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 - ((nang sang) or (nong san)) cua cong cong tan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((nang sang) OR (nong san)) cua cong cong tan toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((nang sang) or (nong san)) cua cong cong tan toan tap*.