Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
doi chinh » do chinh, tai chinh, hoc chinh
trinh hoa » trinh do, trinh han
lang cong » dang cong, bang cong, hang cong
hoa lang » hoa dan, hoa van
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan nan » chan nhan, chang nang, chan doan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chinh sach - hanh trinh hoa lang cong dan chan nan~.
• Adding a wildcard symbol may retrieve word variants: doi chinh sach - hanh trinh hoa lang cong dan chan nan*.