| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] for [noun] | 1439 |
|
| 2 | been [vb pp] for [noun] | 1134 |
|
| 3 | be used for [noun] | 813 |
|
| 4 | [be] used for [noun] | 813 |
|
| 5 | been used [prep] [noun] | 308 |
|
| 6 | been use for [noun] | 81 |
|
| 7 | [been] used for [noun] | 80 |
|
