Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cong thanh » dong thanh, cong trinh, cong tan
thanh than » thanh thanh, thanh thang, thanh toan
tang luan » dung luan
chu manh » ho manh, chu van, thu minh
dung cua » dung luan, dung cho
than cau » toan cau, phan cau, than cap
chu han » chu van

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