Perhaps you should try some spelling variations:
thanh tram » thanh tra, thanh tam, thanh tran
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tram » hanh tam, hanh trang, thanh tran
hang cong » dang cong, hang nong, bang cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
va hang » van hang, va nang, va lang

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 tram) or (thanh tram)) va hang cong dan ((toan cau) OR (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((hanh tram) OR (thanh tram)) va hang cong dan ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((hanh tram) or (thanh tram)) va hang cong dan ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((hanh tram) or (thanh tram)) va hang cong dan ((toan cau) OR (toan cao))*.