| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] [adv] [prep] [adj] | 1483 |
|
| 2 | been [vb pp] [adv] [prep] [adj] | 1221 |
|
| 3 | be used [adv] [prep] [adj] | 199 |
|
| 4 | [be] used [adv] [prep] [adj] | 199 |
|
| 5 | been use [adv] [prep] [adj] | 28 |
|
| 6 | [been] used [adv] [prep] [adj] | 28 |
|
