Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, dang thanh
van than » van thanh, van thang, van tuan

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 - hanh trinh cua nhung cong ((((dan toan) OR (dan than))) or (van than)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh trinh cua nhung cong ((((dan toan) OR (dan than))) OR (van than)) ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh trinh cua nhung cong ((((dan toan) OR (dan than))) or (van than)) ban*".