Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
quan thong » quang thong, quan trong, xuan thong
pham hanh » pham thanh, pham anh, phan thanh
hoc pham » hoc phan, hoc phat, hoc phap
cong dan » cong san, cong tan, cong dong

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc pham hanh - hanh trinh quan thong ((cong dan) or (huong dan)) thanh san~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc pham hanh - hanh trinh quan thong ((cong dan) OR (huong dan)) thanh san.
• Adding a wildcard symbol may retrieve word variants: hoc pham hanh - hanh trinh quan thong ((cong dan) or (huong dan)) thanh san*.