| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] for [det] purposes | 15 |
|
| 2 | be [verb] for [det] purposes | 15 |
|
| 3 | [be] used for [det] purposes | 5 |
|
| 4 | [be] [verb] for these purposes | 5 |
|
| 5 | [be] use for [det] purposes | 5 |
|
