| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been designed for [noun sg] | 10 |
|
| 2 | have been designed for [adj] | 9 |
|
| 3 | have been for [adj] [noun sg] | 7 |
|
| 4 | been designed for [adj] [noun sg] | 5 |
|
