Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh luan » trinh luat, trinh quan, trinh han
nong huong » cong huong, dong huong, cong thuong
duoc dien » duoc lieu
luan nong » luan nang, luan cong, luan dong
dien dan » hien dai, vien dai, gian dan
toan tai » toan tap, doanh tai, 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 nong huong dan ((toan tai) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: duoc dien dan - hanh trinh luan nong huong dan ((toan tai) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: duoc dien dan - hanh trinh luan nong huong dan ((toan tai) or (van ban))*.