| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [adv] [vb pp] [conj] | 750 |
|
| 2 | but is [adv] [adv] [vb pp] | 60 |
|
| 3 | but [adv] [adv] [vb pp] [conj] | 25 |
|
| 4 | but is [adv] [vb pp] [conj] | 13 |
|
