| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been [verb] for this [noun] | 57 |
|
| 2 | [verb] been [verb] for [adj] purpose | 28 |
|
| 3 | [verb] [be] [verb] for this purpose | 7 |
|
| 4 | [verb] been [verb] [prep] this purpose | 7 |
|
| 5 | [verb] [been] [verb] for this purpose | 7 |
|
| 6 | [verb] been [verb] [prep] this purpose | 7 |
|
| 7 | [verb] be [verb] for this purpose | 7 |
|
| 8 | [verb] been [verb] for this purpose | 7 |
|
