Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
dung cong » dung trong
cong tinh » cong trinh, cong vinh, long tinh
chu xanh » chu manh, chua xang, chuc danh
mang cua » manh cua, dung cua, ban cua
toan cau » toan cao, toan ban, toan tap
hang ca » hang va, nang cao, hang tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao ((chu xanh) or (chieu xanh)) - hanh ((hang ca) or (mang cua)) dung cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chu xanh) OR (chieu xanh)) - hanh ((hang ca) OR (mang cua)) dung cong tinh toan cau.
• Adding a wildcard symbol may retrieve word variants: chao ((chu xanh) or (chieu xanh)) - hanh ((hang ca) or (mang cua)) dung cong tinh toan cau*.