Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
truong va » truong dai, truong cao, truong dao
chi sach » chinh sach, chieu sach, co sach
luong va » dung va
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan cau » toan cao, toan ban, toan tap
doi chi » doi khi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi sach - thanh ((luong va) or (truong va)) nhung cong van toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - thanh ((luong va) OR (truong va)) nhung cong van toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chi sach - thanh ((luong va) or (truong va)) nhung cong van toan cau*.