| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] have [been] [verb] for | 31 |
|
| 2 | [vb pp] have [been] [vb pp] for | 29 |
|
| 3 | [vb pp] have [been] used [prep] | 17 |
|
| 4 | [vb pp] have [been] used [prep] | 17 |
|
| 5 | [verb] have [been] used for | 9 |
|
| 6 | [vb pp] have [been] used for | 6 |
|
| 7 | [vb pp] [verb] [been] used for | 6 |
|
| 8 | [vb pp] have [be] used for | 6 |
|
| 9 | [vb pp] have [been] use for | 6 |
|
