Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, hanh trinh, canh tinh
thong dan » thong van, tuong dan, thong den
ho chieu » theo chieu, hoc thieu, doi chieu
trinh he » trinh han, trinh hoa, trinh thi
dan toan » van toan, dan than, manh 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: ho chieu xanh - canh trinh he thong thong dan toan cau~.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh trinh he thong thong dan toan cau*.