Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
luan luong » luan phuong, tuan duong, van luong
luong cong » dung cong, trong cong, cong cong
mot chieu » doi chieu
hanh dung » thanh dung, anh dung, hanh dong
ho chieu » hoc thieu, doi chieu, thi chieu
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (((ho chieu) OR (mot chieu)))) tinh - hanh dung luan luong cong dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (((ho chieu) OR (mot chieu)))) tinh - hanh dung luan luong cong dan than tap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (((ho chieu) OR (mot chieu)))) tinh - hanh dung luan luong cong dan than tap*".