Perhaps you should try some spelling variations:
thanh pham » thanh phan, thanh pho, thanh hai
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
tranh pha » tranh ha, thanh phan, trinh phan
theo chu » theo chieu, cho chu, chao chu
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (theo chu)) xanh - canh ((tranh pha) OR (thanh pham)) nhung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (theo chu)) xanh - canh ((tranh pha) OR (thanh pham)) nhung cong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (theo chu)) xanh - canh ((tranh pha) OR (thanh pham)) nhung cong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (theo chu)) xanh - canh ((tranh pha) OR (thanh pham)) nhung cong dan toan cau*.