Perhaps you should try some spelling variations:
hanh hang » thanh hang, hang hang, hanh han
chu manh » chu han, chu van, thu minh
cua dong » chua dong, cua cong, cua dang
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap
ha dong » hoat dong, van dong

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao ((chu manh) or (ho manh)) - hanh hang ((cua dong) or (ha dong)) cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chu manh) OR (ho manh)) - hanh hang ((cua dong) OR (ha dong)) cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: chao ((chu manh) or (ho manh)) - hanh hang ((cua dong) or (ha dong)) cong tac toan cau*.