Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
trinh toan » tinh toan, thanh toan, trinh han
hieu lang » chieu sang, hieu quang, nhieu tang
cua nhung » va nhung
hanh ban » thanh ban, hang ban, hanh san
toan cau » toan cao, toan ban, toan tap
ban cua » ban quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu lang) or (chieu xanh)) - hanh ban cua nhung cong trinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu lang) OR (chieu xanh)) - hanh ban cua nhung cong trinh toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((hieu lang) or (chieu xanh)) - hanh ban cua nhung cong trinh toan cau*.