| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | reason it [verb] | 50 |
|
| 2 | reason it [vb -s] | 42 |
|
| 3 | reason it [vb past] | 28 |
|
| 4 | reason it have | 24 |
|
| 5 | reasons it [verb] | 20 |
|
| 6 | reason it has | 17 |
|
| 7 | reason it seem | 7 |
|
| 8 | reason it had | 5 |
|
| 9 | reason it seems | 5 |
|
