Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
lang thang » cang thang, dang thanh, hung thang
hang hang » nang hang, cang thang, hung thang
bang cong » dang cong, bang song, hang cong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap
va bang » va nang, va lang, va ban

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 xanh - ((hang hang) or (lang thang)) va bang cong dan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - ((hang hang) OR (lang thang)) va bang cong dan than cao*.