| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [vb pp] [conj] | 3466 |
|
| 2 | which is [adv] [vb pp] | 1485 |
|
| 3 | which is [vb pp] [conj] | 219 |
|
| 4 | which is [adv] [conj] | 89 |
|
