Perhaps you should try some spelling variations:
hoc thieu » toc thieu, hoc hien
hanh dung » thanh dung, anh dung, hanh dong
phan cong » thanh cong
cong phan » cong nhan, cong khan, chong phap
phan phan » phap phan, phan phat, than phan
doc hieu » toc thieu, hoc hien
dung dat » dung va, dung tai
dat phan » data phan, dam phan, sat phan
phan lap » phan dau

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 (hoc thieu)) sang - hanh dung dat phan cong phan phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc thieu)) sang - hanh dung dat phan cong phan phan lap.
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (hoc thieu)) sang - hanh dung dat phan cong phan phan lap*.