Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
cua nhung » va nhung
doan phan » doanh phan, toan phan, doanh nhan
dan phan » dan chan, dam phan, dan than
van phan » van phong, van thanh, luan phan

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 - canh tranh cua nhung cong ((((dan phan) OR (van phan))) or (doan phan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh tranh cua nhung cong ((((dan phan) OR (van phan))) OR (doan phan)) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - canh tranh cua nhung cong ((((dan phan) OR (van phan))) or (doan phan)) cau*".