| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but i 've [adv] heard | 11 |
|
| 2 | but i 've [adv] heard | 9 |
|
| 3 | but i 've never heard | 6 |
|
| 4 | but i 've never heard | 6 |
|
