Perhaps you should try some spelling variations:
trinh cong » trinh dung
luan nghen » luan nghien, xuan nghien, luan nghiep
nghen cuu » nghien cuu, nguyen cuu, nghe cua
qua trinh » qua kinh
cong phap » chong phap, cong phan, cong pham
dinh hoc » sinh hoc, tinh hoc, dich hoc
hinh hoc » sinh hoc, tin hoc, benh hoc
cuu qua » cau qua, cuu quy, cua qua

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

• Performing a fuzzy search may retrieve terms with similar spellings: cong nghe ((dinh hoc) or (hinh hoc)) khoa luan nghen cuu qua trinh cong phap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cong nghe ((dinh hoc) OR (hinh hoc)) khoa luan nghen cuu qua trinh cong phap.
• Adding a wildcard symbol may retrieve word variants: cong nghe ((dinh hoc) or (hinh hoc)) khoa luan nghen cuu qua trinh cong phap*.