Perhaps you should try some spelling variations:
ctrinh cua » tranh cua, tinh cua, chinh cua
thong cong » trong cong, tong cong, thong thong
trinh cua » tinh cua, trinh luat, trinh quan
chi sach » chinh sach, chieu sach, co sach
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban
doi chi » doi khi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi sach - hanh ((ctrinh cua) or (trinh cua)) thong cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - hanh ((ctrinh cua) OR (trinh cua)) thong cong dan toan tap*.