Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trang » thanh trung, canh tranh, minh trang
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
cong tap » cuong tap, cong tan, tong tap
cong tac » cong ty
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 trang) or (hanh trinh)) cua nhung ((cong tap) OR (cong tac)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((hanh trang) OR (hanh trinh)) cua nhung ((cong tap) OR (cong tac)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((hanh trang) or (hanh trinh)) cua nhung ((cong tap) OR (cong tac)) toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((hanh trang) or (hanh trinh)) cua nhung ((cong tap) OR (cong tac)) toan cao*.