Perhaps you should try some spelling variations:
thieu hanh » thien thanh, thien chanh, thieu khang
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
cong san » cong tac
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu hanh - hanh trinh cua nhung ((cong ty) or (cong san)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu hanh - hanh trinh cua nhung ((cong ty) OR (cong san)) toan cao*.