Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
chieu xanh » chieu sach, chieu sang, chieu tinh
chiet tach » chieu sach
truong cua » truong ca, truong quan, truong cao
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
cong san » cong tac
nhan tai » hang tai, van tai, toan tai
han tap » han tai, toan tap, nhan tao

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 xanh) or (chiet tach)) - hanh truong cua nhung cong san ((han tap) OR (nhan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chiet tach)) - hanh truong cua nhung cong san ((han tap) OR (nhan tai)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (chiet tach)) - hanh truong cua nhung cong san ((han tap) OR (nhan tai))".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chiet tach)) - hanh truong cua nhung cong san ((han tap) OR (nhan tai))*.