Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh luan » trinh luat, trinh quan, trinh han
dong huong » dong thuong, dong duong, cong huong
duoc dien » duoc lieu
luan dong » luan cong, quan dong, luan nong
dien dan » hien dai, vien dai, gian dan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: duoc dien dan - hanh trinh luan dong huong dan ((toan tap) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: duoc dien dan - hanh trinh luan dong huong dan ((toan tap) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: duoc dien dan - hanh trinh luan dong huong dan ((toan tap) or (van ban))*.