11.  The Korean border remains sealed and there is no direct means of communication between private citizens on both sides.

12.  The inter-Korean border is sealed and there is no mail, telephone or other direct means of communication between ordinary citizens of the two Koreas.

13.  The Korean border remains sealed and there is no mail, telephone or other direct means of communications between ordinary citizens.

14.  The Korean War ended without a peace treaty and there are no direct means of communications between private citizens of the two nations.

15.  Their border is sealed and there is no mail and other direct means of communications.

16.  Their border is sealed and there is no mail or other direct means of communications.

17.  Their border is sealed, and there is no telephone, mail or other direct means of communication between them.

18.  There are no direct telephone links or other direct means of communications between them.

19.  There is no direct means of cross-border travel or communication for ordinary Korean citizens.

20.  There is no inter-Korean telephone, mail and other direct means of communications for private citizens.