| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] to [be] | 3591 |
|
| 2 | [adv] [vb pp] to [be] | 2418 |
|
| 3 | is [adv] [vb pp] to | 2381 |
|
| 4 | is [adv] to [be] | 471 |
|
