Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
mot chieu » doi chieu, ho chieu
tang nong » hang nong, tang dong, tang mong
cua tang » cua dang, cua hang, ca tang
nong van » song van, nong dan, nong san
van quan » van ban
quan tai » quan tri, quang tri, quan li

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (theo chieu)) xanh - ((hanh tranh) or (hanh trinh)) cua tang nong van quan tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (theo chieu)) xanh - ((hanh tranh) OR (hanh trinh)) cua tang nong van quan tai.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (theo chieu)) xanh - ((hanh tranh) or (hanh trinh)) cua tang nong van quan tai*.