| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] or [adv] [vb pp] | 318 |
|
| 2 | is [verb] or [vb pp] | 247 |
|
| 3 | is [verb] [adv] [vb pp] | 78 |
|
| 4 | is [verb] or [adv] | 35 |
|
