Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
cong huong » cong thuong, cong luong, cong hung
hoc thieu » toc thieu, hoc hien
canh manh » lanh manh, canh tranh, cach mang
manh cua » doanh cua, ban cua
dan chan » dan gian, dan ca, van chat
chan dau » phan dau, han dau, chan doan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (theo chieu)) xanh - canh manh cua cong huong dan chan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo chieu)) xanh - canh manh cua cong huong dan chan dau*.