Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
hanh tang » anh tang, hanh tung, nhanh thang
hanh mang » nhanh mang, nhanh lang, thanh hang
cua nhung » va nhung
cong tinh » cong trinh, cong vinh, long tinh
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: doi chieu xanh - ((((hanh tang) OR (hanh mang))) or (hanh trang)) cua nhung cong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - ((((hanh tang) OR (hanh mang))) OR (hanh trang)) cua nhung cong tinh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - ((((hanh tang) OR (hanh mang))) or (hanh trang)) cua nhung cong tinh toan ban".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - ((((hanh tang) OR (hanh mang))) or (hanh trang)) cua nhung cong tinh toan ban*.