Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh quan » tinh quang, trinh luat
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
cong vinh » cong trinh, trong vinh, cong viec
vinh toan » tinh toan, hinh toan, minh toan
toan cau » 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: doi chieu xanh - hanh ((trinh quan) OR (trinh han)) nhung cong vinh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - hanh ((trinh quan) OR (trinh han)) nhung cong vinh toan cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh ((trinh quan) OR (trinh han)) nhung cong vinh toan cau*.