Perhaps you should try some spelling variations:
theo chieu » ho chieu, theo chu, thi chieu
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh qua » tranh cua, thanh qua, trinh qua
qua trong » quan trong, qua trinh, qua song
cong van » cong vang, cong san, song van
van van » tan van, san van, van vat

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 (theo tieu)) xanh - hanh tranh qua trong cong van van ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (theo tieu)) xanh - hanh tranh qua trong cong van van ban".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (theo tieu)) xanh - hanh tranh qua trong cong van van ban*.