Perhaps you should try some spelling variations:
truong long » trong long, trung long, truong cong
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
cu truong » cua truong, cau truong, vu truong
long tac » cong tac, dong tac, luong tai
toan ban » van ban
toan cao » toan tap
cong cu » chung cu

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 sang) or (chieu sach)) - thanh cong cu truong long tac ((toan ban) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chieu sach)) - thanh cong cu truong long tac ((toan ban) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chieu sach)) - thanh cong cu truong long tac ((toan ban) or (toan cao))*.