Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
nhung cong » dung cong, thong cong, hang cong
tang luan » dung luan
theo chu » theo chieu, cho chu, chao chu
chu manh » ho manh, chu han, chu van
dung cua » dung luan, dung cho
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu manh - hanh ((tang luan) or (dung cua)) nhung cong thanh ((than cau) OR (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu manh - hanh ((tang luan) OR (dung cua)) nhung cong thanh ((than cau) OR (phan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu manh - hanh ((tang luan) or (dung cua)) nhung cong thanh ((than cau) OR (phan cau))".
• Adding a wildcard symbol may retrieve word variants: theo chu manh - hanh ((tang luan) or (dung cua)) nhung cong thanh ((than cau) OR (phan cau))*.