Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, hieu cach
chieu xanh » chieu sang, chieu tinh, hieu manh
hanh trinh » canh tranh, hanh chinh
trinh toan » tinh toan, thanh toan, trinh han
trinh cua » tinh cua, trinh luat, trinh quan
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: doi ((((chieu sach) or (chieu xanh))) or (chinh sach)) - hanh trinh cua ban cong trinh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((((chieu sach) OR (chieu xanh))) OR (chinh sach)) - hanh trinh cua ban cong trinh toan tap.
• Adding a wildcard symbol may retrieve word variants: doi ((((chieu sach) or (chieu xanh))) or (chinh sach)) - hanh trinh cua ban cong trinh toan tap*.