Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hoc trieu » hoc thieu, hoc tieu, hoc dieu
trinh cua » tinh cua, trinh luat, trinh quan
huong tan » huong tran, huong dan, hung tan
duong tan » duong tuan, duong van, duong tai
huong lan » phuong lan, thuong lan, huong dan
cua dang » cua cong, cua ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc trieu tinh - hanh trinh cua dang ((((huong tan) OR (duong tan))) or (huong lan)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc trieu tinh - hanh trinh cua dang ((((huong tan) OR (duong tan))) OR (huong lan)) van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc trieu tinh - hanh trinh cua dang ((((huong tan) OR (duong tan))) or (huong lan)) van ban".
• Adding a wildcard symbol may retrieve word variants: hoc trieu tinh - hanh trinh cua dang ((((huong tan) OR (duong tan))) or (huong lan)) van ban*.