Perhaps you should try some spelling variations:
lanh tranh » canh tranh, lan tranh, hanh trinh
doi chieu » doc hieu, doi chi, ho chieu
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
dang cong » dung cong
cua dang » cua cong, cua ban
van tan » van tuan, van ban, van thanh
van tai » von tai, van tuan

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)) xanh - lanh tranh cua dang cong ((van tan) OR (van tai)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (hoc thieu)) xanh - lanh tranh cua dang cong ((van tan) OR (van tai)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (hoc thieu)) xanh - lanh tranh cua dang cong ((van tan) OR (van tai)) ban".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (hoc thieu)) xanh - lanh tranh cua dang cong ((van tan) OR (van tai)) ban*.