| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] for | 6384 |
|
| 2 | been [vb pp] for | 4628 |
|
| 3 | be designed for | 394 |
|
| 4 | [be] designed for | 394 |
|
| 5 | been designed [prep] | 180 |
|
| 6 | been design for | 46 |
|
| 7 | [been] designed for | 46 |
|
