Perhaps you should try some spelling variations:
tranh qua » tranh cua, thanh qua, trinh qua
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
theo chu » theo chieu, cho chu, chao chu
qua dung » quang dung, su dung, qua song
cong dan » cong san, cong tan, huong dan
toan tap » toan ban

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 chu)) xanh - canh tranh qua dung cong dan ((toan tap) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chu)) xanh - canh tranh qua dung cong dan ((toan tap) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chu)) xanh - canh tranh qua dung cong dan ((toan tap) or (van ban))*.