Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
tran tuan » tran xuan, tran quang, tran thanh
anh tang » anh bang, anh dang, anh nang
cong tan » cong tac, cong san, cong thanh
toan tap » toan ban
tang va » trang va, tang van, thang va

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) or (chieu sach)) - anh tang va nhung cong tan ((toan tap) or (tran tuan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sach)) - anh tang va nhung cong tan ((toan tap) OR (tran tuan)).
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sach)) - anh tang va nhung cong tan ((toan tap) or (tran tuan))*.