| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it should [verb] | 1638 |
|
| 2 | it should [vb infin] | 1630 |
|
| 3 | it [modal v] provide | 311 |
|
| 4 | it [vb mod] provide | 311 |
|
| 5 | [pron] should provide | 67 |
|
| 6 | [pers pn] should provide | 51 |
|
| 7 | it should provide | 25 |
|
| 8 | it should provide | 25 |
|
| 9 | it should provide | 25 |
|
