| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be attributed to | 217 |
|
| 2 | can be attributed to | 121 |
|
| 3 | can be attributed to | 121 |
|
| 4 | could be attributed to | 32 |
|
| 5 | could be attributed to | 32 |
|
| 6 | may be attributed to | 29 |
|
| 7 | may be attributed to | 29 |
|
| 8 | should be attributed to | 12 |
|
| 9 | should be attributed to | 12 |
|
| 10 | must be attributed to | 9 |
|
| 11 | must be attributed to | 9 |
|
| 12 | might be attributed to | 8 |
|
| 13 | might be attributed to | 8 |
|
| 14 | will be attributed to | 5 |
|
| 15 | will be attributed to | 5 |
|
