Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
trung cong » trong cong, trung uong, trang cong
nhan toan » nhat toan, thanh toan, nganh toan
ho chieu » theo chieu, hoc thieu, doi chieu
toan ban » van ban

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 xanh - ((hanh tranh) or (hanh trinh)) cua ((trung cong) OR (truong cong)) nhan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((hanh tranh) OR (hanh trinh)) cua ((trung cong) OR (truong cong)) nhan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((hanh tranh) or (hanh trinh)) cua ((trung cong) OR (truong cong)) nhan toan ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((hanh tranh) or (hanh trinh)) cua ((trung cong) OR (truong cong)) nhan toan ban*.