| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] for [det] purposes | 31 |
|
| 2 | used for [det] purposes | 12 |
|
| 3 | [vb pp] for these purposes | 12 |
|
| 4 | [vb pp] for many purposes | 6 |
|
| 5 | [vb pp] for all purposes | 5 |
|
