Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
chiet tach » chieu sach
nhung cong » dung cong, thong cong, hang cong
trinh toan » tinh toan, thanh toan, trinh han
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 ((chieu sang) or (chiet tach)) - hanh ban cua nhung cong trinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (chiet tach)) - hanh ban cua nhung cong trinh toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (chiet tach)) - hanh ban cua nhung cong trinh toan cau*.