Perhaps you should try some spelling variations:
hanh thang » nhanh thang, thanh thang, hanh trang
chi sach » chinh sach, chieu sach, co sach
thang va » hang va, trang va, thong va
va trong » va truong, va thong, va tuong
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan tap
toan tai » toan tap, doanh tai, toan cao
toan ban » van ban
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 - hanh thang va trong cong tan ((((toan cau) or (toan tai))) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - hanh thang va trong cong tan ((((toan cau) OR (toan tai))) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: doi chi sach - hanh thang va trong cong tan ((((toan cau) or (toan tai))) or (toan ban))*.