| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [be] [prep] [art] | 4628 |
|
| 2 | [modal v] [be] [prep] [art] | 4628 |
|
| 3 | should [be] [prep] [art] | 533 |
|
| 4 | should [be] [prep] [art] | 532 |
|
| 5 | should [be] [prep] [art] | 532 |
|
