Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
lanh manh » lanh tranh, lan anh, anh anh
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
van manh » van minh, van anh, van hanh
cong tan » cong tac, cong san, cong thanh
tan doan » tran doan, tap doan, van doan
doan ban » doanh ban, toan ban, doan van
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (doi chi)) xanh - ((lanh manh) or (van manh)) cua nhung cong tan doan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chi)) xanh - ((lanh manh) OR (van manh)) cua nhung cong tan doan ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chi)) xanh - ((lanh manh) or (van manh)) cua nhung cong tan doan ban*.