| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [verb] [prep] [prep] | 650 |
|
| 2 | [been] [vb pp] [prep] [prep] | 568 |
|
| 3 | [be] used [prep] [prep] | 45 |
|
| 4 | [been] use [prep] [prep] | 12 |
|
| 5 | [been] used [prep] [prep] | 11 |
|
| 6 | [been] used [prep] [prep] | 11 |
|
