Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
quan thong » quang thong, quan trong, xuan thong
thong cong » trong cong, tong cong, thong thong
mot chieu » doi chieu
hanh dung » thanh dung, anh dung, hanh dong
dung quan » dung quang, dung luan, luong quan
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: ((((ho chieu) or (theo chieu))) or (mot chieu)) xanh - hanh dung quan thong cong dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((ho chieu) OR (theo chieu))) OR (mot chieu)) xanh - hanh dung quan thong cong dan than tap.
• Adding a wildcard symbol may retrieve word variants: ((((ho chieu) or (theo chieu))) or (mot chieu)) xanh - hanh dung quan thong cong dan than tap*.