Perhaps you should try some spelling variations:
hoach luan » hoach quang, doanh luan, hoa luan
luyen thi » nguyen thi
san luan » dan luan, tang luan, hang luan
luan tri » quan tri, luan thi, luat tri
vu hoach » quy hoach, thu hoach, qui hoach
su huan » su luan, su han, su hoan
su san » vu san, su can, su han

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((( su san luan tri ) or ( su huan luyen thi ))) or ( vu hoach luan tri ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( su san luan tri ) OR ( su huan luyen thi ))) OR ( vu hoach luan tri )).
• Adding a wildcard symbol may retrieve word variants: (((( su san luan tri ) or ( su huan luyen thi ))) or ( vu hoach luan tri ))*.