| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] of | 1653 |
|
| 2 | should [be] [prep] | 1400 |
|
| 3 | should [be] [prep] | 1400 |
|
| 4 | should [be] of | 127 |
|
| 5 | should [be] of | 127 |
|
