Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
theo chu » theo chieu, cho chu, theo yeu
chao chu » cho chu, cua chu, cao cho
cua tong » cua cong, cua dong, cua nong
cong tan » cong tac, cong san, cong ty
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: ((theo chu) or (chao chu)) xanh - hanh trinh cua tong ((cong tan) OR (cong thanh)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (chao chu)) xanh - hanh trinh cua tong ((cong tan) OR (cong thanh)) toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chu) or (chao chu)) xanh - hanh trinh cua tong ((cong tan) OR (cong thanh)) toan cao*".