Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
cong tinh » cong trinh, cong vinh, long tinh
chu xanh » chu manh, chua xang, chuc danh
trang va » tran van, hang va
toan cau » toan cao, toan ban, toan tap
tang va » tang van, thang va, tang vat

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xanh) or (chieu xanh)) - hanh ((tang va) OR (trang va)) nhung cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chieu xanh)) - hanh ((tang va) OR (trang va)) nhung cong tinh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) or (chieu xanh)) - hanh ((tang va) OR (trang va)) nhung cong tinh toan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chieu xanh)) - hanh ((tang va) OR (trang va)) nhung cong tinh toan cau*.