Perhaps you should try some spelling variations:
khong xuong » khong dung, hong vuong, thong duong
hanh trinh » canh tranh, hanh chinh
theo chieu » theo tieu, ho chieu, theo chu
trinh hoat » trinh hoa, trinh hoan, trinh luat
hoat khong » hoa khong, hoac khong, hoat dong
doi chieu » doi chi, ho chieu, mot chieu
xuong dan » huong dan, xuong san, tuong dan
dan thanh » dang thanh, danh thanh, ban thanh
thanh cac » hanh cac, thanh bac, thanh ca
doc hieu » toc thieu, hoc thieu, hoc hien

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (((doi chieu) or (doc hieu)))) xanh - hanh trinh hoat khong xuong dan thanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (((doi chieu) OR (doc hieu)))) xanh - hanh trinh hoat khong xuong dan thanh cac.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (((doi chieu) or (doc hieu)))) xanh - hanh trinh hoat khong xuong dan thanh cac*.