Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
cho thong » cho thuong, pho thong, cho trong
theo chu » theo chieu, cho chu, theo yeu
chao chu » cho chu, cua chu, cao cho
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chu) OR (chao chu)) xanh - sach dung cho thong cong dan than cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chu) OR (chao chu)) xanh - sach dung cho thong cong dan than cao".
• Adding a wildcard symbol may retrieve word variants: ((theo chu) OR (chao chu)) xanh - sach dung cho thong cong dan than cao*.