| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] in a [adj] | 370 |
|
| 2 | been [vb pp] in a [adj] | 340 |
|
| 3 | [be] used in a [adj] | 133 |
|
| 4 | be used in a [adj] | 133 |
|
| 5 | been used [prep] a [adj] | 48 |
|
| 6 | been used [prep] a [adj] | 48 |
|
| 7 | been used in [art] [adj] | 19 |
|
| 8 | been used in a [adj] | 8 |
|
| 9 | [been] used in a [adj] | 8 |
|
| 10 | been use in a [adj] | 8 |
|
