Perhaps you should try some spelling variations:
hanh trinh » canh tranh
khong cang » thong cong, hong bang, khong dung
hoc thieu » toc thieu, hoc hien
cua khong » hua khong, cua phuong, cua thuong
cang san » cong san, cang sau, nang sang
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chi) or (hoc thieu)) xanh - ((hanh trinh) or (hanh chinh)) cua khong cang san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chi) OR (hoc thieu)) xanh - ((hanh trinh) OR (hanh chinh)) cua khong cang san than cau.
• Adding a wildcard symbol may retrieve word variants: ((doi chi) or (hoc thieu)) xanh - ((hanh trinh) or (hanh chinh)) cua khong cang san than cau*.