Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
hanh dong » anh dong, ha dong
dung cong » dung trong
cong van » cong vang, cong san, song van
toan cao » toan tap
toan ban » van ban
dong su » dang su, dong tu, dong luc

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 su dung cong van ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh dong su dung cong van ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh dong su dung cong van ((toan cao) or (toan ban))*.