Perhaps you should try some spelling variations:
khong thong » thong thong, khong trong, thong thuong
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » hanh chinh
cua khong » hua khong, cua phuong, cua thuong
thong dan » thong van, tuong dan, thong den
ho chieu » theo chieu, hoc thieu, doi chieu
phan cau » phan dau, phan cac, phan lap

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 xanh - ((canh tranh) or (hanh trinh)) cua khong thong dan ((phan cau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((canh tranh) OR (hanh trinh)) cua khong thong dan ((phan cau) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((canh tranh) or (hanh trinh)) cua khong thong dan ((phan cau) or (phan tu))*.