Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
trinh toan » tinh toan, thanh toan, trinh han
lieu tinh » trieu tinh, diep tinh, bien tinh
trung cua » truong cua, trung tuan, trung cap
ban cong » bang cong, van cong, phan cong
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sach) or (lieu tinh)) - thanh trung cua ban cong trinh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (lieu tinh)) - thanh trung cua ban cong trinh toan tap.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (lieu tinh)) - thanh trung cua ban cong trinh toan tap*.