Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
cua thuong » cua truong, cua phuong, ca thuong
hanh manh » hanh mang, lanh manh, hoang manh
luan hoan » luan van
manh cua » doanh cua, ban cua
cong san » cong tac
quan van » luan van, quan va, quan luan
ho cuu » ho chu, ho cua, khao cuu
so cuu » so huu, so cau, so chu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho cuu) or (so cuu)) tinh - hanh manh cua thuong cong san ((quan van) or (luan hoan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho cuu) OR (so cuu)) tinh - hanh manh cua thuong cong san ((quan van) OR (luan hoan)).
• Adding a wildcard symbol may retrieve word variants: ((ho cuu) or (so cuu)) tinh - hanh manh cua thuong cong san ((quan van) or (luan hoan))*.