Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
cong thanh » dong thanh, cong trinh, cong tan
thanh pham » thanh phan, thanh pho, thanh hai
ho chieu » hoc thieu, doi chieu, mot chieu
tranh va » tranh van, trang va, trinh va
va trong » va truong, va thong, va tuong
pham ma » pham va, pham van, pham tai

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 - canh tranh va trong cong thanh pham ma~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (theo chieu)) xanh - canh tranh va trong cong thanh pham ma".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (theo chieu)) xanh - canh tranh va trong cong thanh pham ma*.