Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
trinh toan » tinh toan, thanh toan, trinh han
cua thong » cua thuong, cua tong, suat thong
cua khong » hua khong, cua phuong, cua thuong
ho chieu » theo chieu, hoc thieu, doi chieu
toan cao » toan ban, toan tap

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

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