Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
thanh lap » thanh san, thanh hai, thanh van
theo chu » theo chieu, cho chu, chao chu
chu sach » cau sach, thu sach, chieu sach
cong van » cong vang, cong san, song van
than cau » toan cau, phan cau, than cap
phan lap » phan dau

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 trung cua nhung cong van ((than cau) or (((thanh lap) or (phan lap))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu sach - hanh trung cua nhung cong van ((than cau) OR (((thanh lap) OR (phan lap)))).
• Adding a wildcard symbol may retrieve word variants: theo chu sach - hanh trung cua nhung cong van ((than cau) or (((thanh lap) or (phan lap))))*.