Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
minh trang » tinh trang, minh hoang, minh tuan
cong thong » cong thuong, cong trong, dong thong
thong van » trong van, thong va, thong quan
van thanh » ban thanh, van tuan
thanh tap » thanh lap, thanh tai, thanh tay
ho chieu » hoc thieu, doi chieu, mot chieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) OR (theo chieu)) xanh - ((minh trang) or (canh tranh)) cua cong thong van thanh tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) xanh - ((minh trang) OR (canh tranh)) cua cong thong van thanh tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (theo chieu)) xanh - ((minh trang) or (canh tranh)) cua cong thong van thanh tap".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (theo chieu)) xanh - ((minh trang) or (canh tranh)) cua cong thong van thanh tap*.