Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
nhan dang » nhan dan, phan dang, tran dang
cua nhung » va nhung
anh dang » anh dong, anh dung, anh bang
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan ban, toan tai
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: theo tieu xanh - ((anh dang) or (nhan dang)) cua nhung cong tan ((toan cau) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((anh dang) OR (nhan dang)) cua nhung cong tan ((toan cau) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((anh dang) or (nhan dang)) cua nhung cong tan ((toan cau) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((anh dang) or (nhan dang)) cua nhung cong tan ((toan cau) OR (toan tap))*.