| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] for a | 260 |
|
| 2 | [conj] [vb pp] for a | 216 |
|
| 3 | [conj] is [vb pp] for | 209 |
|
| 4 | [conj] is [vb pp] a | 33 |
|
