| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [prep] | 14380 |
|
| 2 | [vb mod] be [prep] | 14380 |
|
| 3 | should [be] [prep] | 1402 |
|
| 4 | should be [prep] | 1402 |
|
| 5 | should be [prep] | 1400 |
|
| 6 | should be [prep] | 1400 |
|
| 7 | should [be] [prep] | 1400 |
|
