Perhaps you should try some spelling variations:
khang cong » hang cong, thanh cong, dang cong
hanh dang » hanh dong, anh dang, hanh dung
van khang » van khanh, van thanh, van quang
hoc dieu » hoc thieu, hoc hien
dang van » hoang van, hang va
cong san » cong tac
san toan » van toan, dan toan, manh toan
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 dieu hanh - hanh dang van khang cong san toan ban~.
• Adding a wildcard symbol may retrieve word variants: hoc dieu hanh - hanh dang van khang cong san toan ban*.