Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
hanh mang » nhanh mang, nhanh lang, thanh hang
ho chieu » theo chieu, hoc thieu, doi chieu
va thong » va thuong, va phuong, he thong
cong van » cong vang, cong san, song van
tuan ban » tuan bang, luan ban, quang ban
toan ban » van 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 xanh - ((hanh mang) OR (hanh trang)) va thong cong van ((tuan ban) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((hanh mang) OR (hanh trang)) va thong cong van ((tuan ban) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((hanh mang) OR (hanh trang)) va thong cong van ((tuan ban) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((hanh mang) OR (hanh trang)) va thong cong van ((tuan ban) or (toan ban))*.