Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
doi chieu » doi chi, ho chieu, mot chieu
trinh cao » trinh chao, trinh co, trinh cau
dang ngon » danh ngon, dang ngoc, bang ngon
doc hieu » toc thieu, hoc thieu, hoc hien
ngon dan » ngot dan, nguong dan, nguoi dan
toan cao » toan tap
toan ban » van ban

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) or (doc hieu)) xanh - canh trinh cao dang ngon dan ((toan cao) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doc hieu)) xanh - canh trinh cao dang ngon dan ((toan cao) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (doc hieu)) xanh - canh trinh cao dang ngon dan ((toan cao) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doc hieu)) xanh - canh trinh cao dang ngon dan ((toan cao) OR (toan ban))*.