Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
trinh cua » tinh cua, trinh quan, trinh luan
dung cong » dung trong
cong tac » cong ty
tac pham » thuc pham, san pham
pham tu » phan tu, pham thi, pham tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - hanh ((trinh cua) or (trinh luat)) dung cong tac pham tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh ((trinh cua) OR (trinh luat)) dung cong tac pham tu.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh ((trinh cua) or (trinh luat)) dung cong tac pham tu*.