Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
dua nhung » cua nhung, du nhung, qua nhung
tieu xanh » tieu danh, chieu xanh, tien anh
anh nang » ganh nang, anh bang, anh dang
nang dua » nang du, nang suat, nang quan
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap

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) OR (dieu hanh)) - anh nang dua nhung cong dan toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu xanh) OR (dieu hanh)) - anh nang dua nhung cong dan toan cau*".