Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhanh lang » nhanh quang, nhanh thang, nhan dang
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
chat ban » nhat ban, chat ran, cua ban
can ban » van ban, toan ban

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) or (nhanh lang)) cua nhung cong tan ((can ban) or (chat ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((canh tranh) OR (nhanh lang)) cua nhung cong tan ((can ban) OR (chat ban)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((canh tranh) or (nhanh lang)) cua nhung cong tan ((can ban) or (chat ban))*.