Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
chung cong » nhung cong, chong cong, phung cong
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
cua chung » cua nhung, luan chung, luat chung
trinh san » trinh han, trinh quan, trinh toan
san lap » sang lap, dan lap, sai lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo tieu) or (hoc thieu)) sach - hanh trung cua chung cong trinh san lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo tieu) OR (hoc thieu)) sach - hanh trung cua chung cong trinh san lap.
• Adding a wildcard symbol may retrieve word variants: ((theo tieu) or (hoc thieu)) sach - hanh trung cua chung cong trinh san lap*.