| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [prep] be | 1697 |
|
| 2 | be [vb pp] [prep] be | 1670 |
|
| 3 | [be] required [prep] be | 133 |
|
| 4 | be required [prep] be | 133 |
|
| 5 | be required [prep] [be] | 26 |
|
| 6 | be required [prep] be | 26 |
|
| 7 | be required [prep] be | 26 |
|
| 8 | [be] required [prep] be | 26 |
|
| 9 | be required [prep] [be] | 26 |
|
| 10 | be require [prep] be | 26 |
|
