Perhaps you should try some spelling variations:
hoc thieu » toc thieu, hoc hien
doi chieu » doi chi, ho chieu, mot chieu
hanh dung » thanh dung, anh dung, hanh dong
luan nang » luan van, van nang, luan san
nang cong » nang song, dang cong, bang cong
doc hieu » toc thieu, hoc hien
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan tap » 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: ((doc hieu) or (((doi chieu) or (hoc thieu)))) xanh - hanh dung luan nang cong san toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (((doi chieu) OR (hoc thieu)))) xanh - hanh dung luan nang cong san toan tap.
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (((doi chieu) or (hoc thieu)))) xanh - hanh dung luan nang cong san toan tap*.