Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu lang » chieu sang, hieu lang, chi lang
hanh tranh » canh tranh, lanh tranh, nhanh thanh
hanh trang » thanh trung, canh tranh, minh trang
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu lang - ((hanh tranh) or (((hanh trang) OR (hanh trinh)))) cua nhung cong van toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu lang - ((hanh tranh) OR (((hanh trang) OR (hanh trinh)))) cua nhung cong van toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu lang - ((hanh tranh) or (((hanh trang) OR (hanh trinh)))) cua nhung cong van toan cao*".