Perhaps you should try some spelling variations:
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
tuong cong » truong cong, trong cong, tong cong
anh hang » anh hoang, anh hung, anh bang
va tuong » va thuong, va thong, xa truong
cong tan » cong tac, cong san, cong thanh
toan tap » toan ban
toan cao » toan ban

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 sang) or (chieu sach)) - anh hang va tuong cong tan ((toan tap) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (chieu sach)) - anh hang va tuong cong tan ((toan tap) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (chieu sach)) - anh hang va tuong cong tan ((toan tap) or (toan cao))*.