Perhaps you should try some spelling variations:
lanh tranh » canh tranh, lan tranh, hanh trinh
chiet tach » chieu sach
nhung cong » dung cong, thong cong, hang cong
doi chiet » doi chieu, doi chi, doi viet
lanh manh » lan anh, van manh, anh anh
van thanh » ban thanh, van tuan
thanh cau » thanh chau, thanh mau, nhanh cau
cong van » cong vang, cong san, song van

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chiet tach - ((lanh manh) or (lanh tranh)) va nhung cong van thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chiet tach - ((lanh manh) OR (lanh tranh)) va nhung cong van thanh cau.
• Adding a wildcard symbol may retrieve word variants: doi chiet tach - ((lanh manh) or (lanh tranh)) va nhung cong van thanh cau*.