| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [verb] [to-vb] [prep] | 2498 |
|
| 2 | [is] [vb pp] [to-vb] [prep] | 1591 |
|
| 3 | [be] designed [to-vb] [prep] | 193 |
|
| 4 | [is] designed [verb] [prep] | 66 |
|
| 5 | [is] designed [to-vb] [prep] | 65 |
|
| 6 | [is] design [to-vb] [prep] | 65 |
|
