| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] refer to the | 88 |
|
| 2 | can refer to the | 16 |
|
| 3 | should refer to the | 15 |
|
| 4 | will refer to the | 12 |
|
| 5 | may refer to the | 11 |
|
| 6 | could refer to the | 9 |
|
| 7 | might refer to the | 8 |
|
| 8 | would refer to the | 7 |
|
| 9 | must refer to the | 5 |
|
| 10 | shall refer to the | 5 |
|
