| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] but | 65 |
|
| 2 | it [vb past] but | 42 |
|
| 3 | it happen but | 12 |
|
| 4 | it do but | 10 |
|
| 5 | it have but | 9 |
|
| 6 | it [vb pp] but | 8 |
|
| 7 | it seem but | 7 |
|
| 8 | it mean but | 6 |
|
| 9 | it happened but | 6 |
|
| 10 | it seems but | 6 |
|
| 11 | it does but | 5 |
|
| 12 | it [vb infin] but | 5 |
|
