Perhaps you should try some spelling variations:
chiet tach » chieu sach
thong cong » trong cong, tong cong, thong thong
trung cua » truong cua, trung tuan, trung cap
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap
hang ca » hang va, nang cao, hang tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chinh sach) or (chiet tach)) - hanh ((trung cua) or (hang ca)) thong cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chinh sach) OR (chiet tach)) - hanh ((trung cua) OR (hang ca)) thong cong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: ho ((chinh sach) or (chiet tach)) - hanh ((trung cua) or (hang ca)) thong cong dan toan cao*.