Perhaps you should try some spelling variations:
chiet tach » chieu sach
ho chiet » ho chieu, ho thiet, hoc thiet
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
chan cho » chat cho, han cho, chuan chon
manh va » anh va, minh va, lanh va
hanh va » hang va, hanh vi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - lanh ((manh va) or (hanh va)) thong ((cong dan) OR (cong tan)) chan cho~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - lanh ((manh va) OR (hanh va)) thong ((cong dan) OR (cong tan)) chan cho.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - lanh ((manh va) or (hanh va)) thong ((cong dan) OR (cong tan)) chan cho".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - lanh ((manh va) or (hanh va)) thong ((cong dan) OR (cong tan)) chan cho*.