Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
doi chieu » doc hieu, doi chi, mot chieu
trinh vat » trinh van, trinh luat, sinh vat
khoan tap » khoa tap, khoan tai, toan tap
vat dung » van dung, va dung, viet dung

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 vat dung trong cac khoan tap~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh trinh vat dung trong cac khoan tap*.