Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
hanh binh » thanh binh, nhanh binh, manh binh
binh luan » trinh luan
cong vang » cong lang, cong quang, cong ngang
thuat dam » thuat cam, thuat do, thuat xay
van cong » van dong, van phong, phan cong

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - hanh binh luan van cong vang ((dan ca) or (thuat dam))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - hanh binh luan van cong vang ((dan ca) OR (thuat dam)).
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hanh binh luan van cong vang ((dan ca) or (thuat dam))*.