Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
luan nhung » luan chung, luan hung, quan nhung
hoc thieu » toc thieu, hoc hien
hanh dong » ha dong
cong vang » cong lang, cong quang, cong ngang
anh dong » anh huong, anh son
cong san » cong tac
toan ban » van 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 - ((hanh dong) or (anh dong)) luan nhung ((cong vang) or (cong san)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((hanh dong) OR (anh dong)) luan nhung ((cong vang) OR (cong san)) toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((hanh dong) or (anh dong)) luan nhung ((cong vang) or (cong san)) toan ban*.