Perhaps you should try some spelling variations:
hanh tran » hanh trang, thanh tran, hanh tram
van nhung » van nhuong, va nhung, van hung
theo chu » theo chieu, cho chu, chao chu
chu sach » cau sach, thu sach, chieu sach
tran van » luan van
cong dan » cong san, cong tan, cong dong
than cau » toan cau, phan cau, than cap
toan ban » van 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 chu sach - hanh tran van nhung ((cong dan) or (huong dan)) ((than cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu sach - hanh tran van nhung ((cong dan) OR (huong dan)) ((than cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo chu sach - hanh tran van nhung ((cong dan) or (huong dan)) ((than cau) or (toan ban))*.