Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » hanh chinh
hoc thieu » toc thieu, hoc hien
dung anh » dung danh, duong anh, dong anh
tuan thu » toan thuc, van thu
cua ung » cua rung, cua ong, cua nhung
tuan cu » tuan tu, quan cua, than cua

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 trinh) or (canh tranh)) cua ung dung anh ((tuan cu) OR (tuan thu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((hanh trinh) OR (canh tranh)) cua ung dung anh ((tuan cu) OR (tuan thu))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((hanh trinh) or (canh tranh)) cua ung dung anh ((tuan cu) OR (tuan thu))*".