| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] for [adj] of | 32 |
|
| 2 | have [been] [vb pp] for [det] of | 22 |
|
| 3 | has [been] [vb pp] for [adj] of | 13 |
|
| 4 | have [been] [vb pp] for [adj] of | 10 |
|
| 5 | have [been] [vb pp] for [num] of | 10 |
|
| 6 | have [been] [vb pp] for most of | 7 |
|
| 7 | have [been] [vb pp] for most of | 7 |
|
| 8 | have [been] used for [adj] of | 6 |
|
| 9 | have [been] [vb pp] for thousands of | 5 |
|
| 10 | have [been] [vb pp] for much of | 5 |
|
| 11 | have [been] [vb pp] for thousands of | 5 |
|
| 12 | have [been] [vb pp] for much of | 5 |
|
| 13 | had [been] [vb pp] for [adj] of | 5 |
|
