Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh tranh » canh tranh, hanh trang, nhanh thanh
lanh tranh » canh tranh, lan tranh, sach tranh
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: hoc thieu xanh - ((((hanh tranh) OR (lanh tranh))) or (hanh trinh)) cua nhung cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((((hanh tranh) OR (lanh tranh))) OR (hanh trinh)) cua nhung cong dan toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((((hanh tranh) OR (lanh tranh))) or (hanh trinh)) cua nhung cong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((((hanh tranh) OR (lanh tranh))) or (hanh trinh)) cua nhung cong dan toan cao*.