| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [verb] for | 1650 |
|
| 2 | has been [vb pp] for | 1373 |
|
| 3 | has been designed [prep] | 75 |
|
| 4 | has been designed [prep] | 75 |
|
| 5 | have been designed for | 43 |
|
| 6 | [verb] been designed for | 43 |
|
| 7 | has been design for | 16 |
|
| 8 | has [be] designed for | 16 |
|
| 9 | has [been] designed for | 16 |
|
| 10 | has be designed for | 16 |
|
| 11 | has been designed for | 16 |
|
| 12 | [vb -s] been designed for | 16 |
|
