Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo lieu » theo tieu, theo chieu, theo yeu
lieu tinh » trieu tinh, diep tinh, bien tinh
doanh cua » doanh luan
doanh va » doan va, doanh tai, hanh va
cong tam » cong tac, cong tan, cong nam
tam than » ban than
than tap » toan tap, han tap, phan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo lieu tinh - hanh ((doanh va) or (doanh cua)) nhung cong tam than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo lieu tinh - hanh ((doanh va) OR (doanh cua)) nhung cong tam than tap.
• Adding a wildcard symbol may retrieve word variants: theo lieu tinh - hanh ((doanh va) or (doanh cua)) nhung cong tam than tap*.