Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cho nhung » cho chuong, cua nhung, thi nhung
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap
theo ki » theo doi
ki nang » ky nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ki nang - sach dung cho nhung cong dan than tap~.
• Adding a wildcard symbol may retrieve word variants: theo ki nang - sach dung cho nhung cong dan than tap*.