| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has to be [verb] [prep] | 1242 |
|
| 2 | has to be [vb pp] [prep] | 1236 |
|
| 3 | [verb] to be placed [prep] | 79 |
|
| 4 | have to be placed [prep] | 36 |
|
| 5 | [vb -s] to be placed [prep] | 16 |
|
| 6 | has to [be] placed [prep] | 5 |
|
| 7 | has to be placed [prep] | 5 |
|
| 8 | has [prep] be placed [prep] | 5 |
|
| 9 | has to be placed [prep] | 5 |
|
| 10 | has to be place [prep] | 5 |
|
| 11 | has [prep] be placed [prep] | 5 |
|
