| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | agreement on economic | 12 |
|
| 2 | agreement on social | 9 |
|
| 3 | agreement on nuclear | 7 |
|
| 4 | agreement on joint | 6 |
|
| 5 | agreement on future | 5 |
|
| 6 | agreement on environmental | 5 |
|
| 7 | agreement on military | 5 |
|
| 8 | agreement on russian | 5 |
|
