Perhaps you should try some spelling variations:
hieu manh » chieu xanh, hieu nganh, dieu hanh
lieu tinh » trieu tinh, bien tinh
canh manh » lanh manh, canh tranh, cach mang
cua trong » cua truong, cua trung, qua trong
manh cua » doanh cua, ban cua
cong tan » cong tac, cong san, cong thanh
tan van » tran van, tang van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) or (((lieu tinh) or (diep tinh)))) - canh manh cua trong cong tan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (((lieu tinh) OR (diep tinh)))) - canh manh cua trong cong tan van ban.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (((lieu tinh) or (diep tinh)))) - canh manh cua trong cong tan van ban*.