Perhaps you should try some spelling variations:
than quang » tran quang, phan quang, thac quang
quan than » quan thanh, qua than, quang thanh
chi sach » chinh sach, chieu sach, co sach
anh quan » anh tuan, ban quan, anh nhan
cong tap » cuong tap, tong tap, con tap
cong tac » cong ty
cong tan » cong san, cong thanh, cong ty
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 - anh quan than quang ((((cong tap) OR (cong tac))) or (cong tan)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - anh quan than quang ((((cong tap) OR (cong tac))) OR (cong tan)) toan cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi sach - anh quan than quang ((((cong tap) OR (cong tac))) or (cong tan)) toan cau*".