| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] [prep] this [noun] | 533 |
|
| 2 | have been [verb] [prep] [adj] purpose | 28 |
|
| 3 | have been [verb] [prep] this purpose | 7 |
|
| 4 | [verb] been [verb] [prep] this purpose | 7 |
|
| 5 | have be [verb] [prep] this purpose | 7 |
|
| 6 | have [be] [verb] [prep] this purpose | 7 |
|
| 7 | have [been] [verb] [prep] this purpose | 7 |
|
