| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [verb] [prep] [det] | 3970 |
|
| 2 | [been] [vb pp] [prep] [det] | 3415 |
|
| 3 | [be] used [prep] [det] | 878 |
|
| 4 | [been] used [prep] [adj] | 269 |
|
| 5 | [been] use [prep] [det] | 105 |
|
| 6 | [been] used [prep] [det] | 101 |
|
