| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | northern [noun prp] [vb base] not [vb infin] | 6 |
|
| 2 | northern [noun prp] do not [vb infin] | 6 |
|
| 3 | northern ireland [vb base] not [vb infin] | 6 |
|
