Perhaps you should try some spelling variations:
doi chieu » doc hieu, doi chi, ho chieu
hoc thieu » toc thieu, hoc hien
canh manh » lanh manh, canh tranh, cach mang
dung cong » dung trong
manh cua » doanh cua, ban cua
cua dung » cua dang, cua dong, qua dung
dan phan » doan phan, dan chan, dam phan
van phan » van phong, van thanh, luan phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (hoc thieu)) tinh - canh manh cua dung cong ((dan phan) OR (van phan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (hoc thieu)) tinh - canh manh cua dung cong ((dan phan) OR (van phan)) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (hoc thieu)) tinh - canh manh cua dung cong ((dan phan) OR (van phan)) cau*".