| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] [pers pn] [vb infin] | 444 |
|
| 2 | [vb -s] [pers pn] should [vb infin] | 162 |
|
| 3 | it [pers pn] should [vb infin] | 25 |
|
| 4 | it [vb -s] [pers pn] should | 10 |
|
| 5 | it [vb -s] should [vb infin] | 5 |
|
