Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh qua » trinh quan, trinh cua, trinh quang
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
theo yeu » theo tieu, thiet yeu
qua dung » quang dung, su dung, qua song
cong dan » cong san, cong tan, huong dan
doi chi » doi khi
dan van » dang van, doan van, dao van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chi) or (((theo chu) or (theo yeu)))) xanh - hanh trinh qua dung cong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chi) OR (((theo chu) OR (theo yeu)))) xanh - hanh trinh qua dung cong dan van ban.
• Adding a wildcard symbol may retrieve word variants: ((doi chi) or (((theo chu) or (theo yeu)))) xanh - hanh trinh qua dung cong dan van ban*.