| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] widely [verb] [prep] [art] [noun] | 36 |
|
| 2 | [been] widely [vb pp] [prep] [art] [noun] | 36 |
|
| 3 | [be] widely used [prep] [art] [noun] | 30 |
|
| 4 | [been] [adv] used [prep] [art] [noun] | 22 |
|
| 5 | [been] widely use [prep] [art] [noun] | 7 |
|
