| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] for the purpose of | 106 |
|
| 2 | used for the purpose [prep] | 15 |
|
| 3 | made for the purpose [prep] | 11 |
|
| 4 | built for the purpose [prep] | 5 |
|
