Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hien hanh » dieu hanh
trinh han » trinh quan
bang cong » dang cong, bang song, hang cong
dung cong » dung trong
tong cong » trong cong, cong cong, dang cong
manh toan » thanh toan, anh tuan, tinh 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 hien hanh - hanh trinh han ((((bang cong) or (dung cong))) or (tong cong)) manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - hanh trinh han ((((bang cong) OR (dung cong))) OR (tong cong)) manh toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - hanh trinh han ((((bang cong) or (dung cong))) or (tong cong)) manh toan ban*.