Perhaps you should try some spelling variations:
cong ngang » cong nhan, cong quang, cong lang
ngang gian » nang giao, nganh giao, nganh giai
dong nhap » dong nap, dong nha, dong nhan
nhap cong » phap cong, phap chong, phan cong
cong cong » cong dong, trong cong, dung cong
doc hieu » hoc thieu, hoc hien
gian dan » gian lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) OR (toc thieu)) nganh - van dong nhap cong cong ngang gian dan~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) OR (toc thieu)) nganh - van dong nhap cong cong ngang gian dan".
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) OR (toc thieu)) nganh - van dong nhap cong cong ngang gian dan*.