Perhaps you should try some spelling variations:
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh bang » anh bang, hanh mang, lanh bang
hang cong » dang cong, hang nong, bang cong
toc hieu » toc thieu, doc hieu, hoc thieu
bang cac » nang cao, hang ca, dung cac
cac hang » cac dang, cac bang, cac lang
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan tap, toan tai
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: toc hieu manh - hanh bang cac hang cong dan ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu manh - hanh bang cac hang cong dan ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: toc hieu manh - hanh bang cac hang cong dan ((toan cau) or (toan ban))*.