Perhaps you should try some spelling variations:
phuong thong » phuong trong, thong thong, phuong dong
chieu xanh » chieu sach, chieu sang, chieu tinh
ho chieu » theo chieu, hoc thieu, doi chieu
cong tac » cong ty
san toan » van toan, dan toan, manh toan
toan ban » van ban
cong va » dong va, cong ha, luong va

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