| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [verb] to be | 621 |
|
| 2 | have [been] [vb pp] to be | 612 |
|
| 3 | have [be] designed to be | 16 |
|
| 4 | have [been] design to be | 16 |
|
| 5 | have [been] designed [prep] be | 16 |
|
| 6 | [verb] [been] designed to be | 16 |
|
| 7 | have [been] designed to [be] | 16 |
|
| 8 | have [been] designed to [be] | 16 |
|
| 9 | have [been] designed to be | 16 |
|
| 10 | have [been] designed [prep] be | 16 |
|
| 11 | have [been] designed to be | 16 |
|
