Perhaps you should try some spelling variations:
trong thoi » trong tho, trong trot, trong thu
doi chinh » do chinh, tai chinh, hoc chinh
trong thi » trong thu, trong tho, trong thuc
binh cong » binh cuong, minh cong, sinh cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: doi chinh sach - thanh ((trong thoi) or (trong thi)) binh cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chinh sach - thanh ((trong thoi) OR (trong thi)) binh cong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: doi chinh sach - thanh ((trong thoi) or (trong thi)) binh cong dan toan ban*.