| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a reason for [pron] | 44 |
|
| 2 | a reason for [pers pn] | 24 |
|
| 3 | a reason for it | 20 |
|
| 4 | a reason for it | 20 |
|
| 5 | a reason for [pos pn] | 15 |
|
| 6 | a reason for its | 5 |
|
| 7 | a reason for his | 5 |
|
| 8 | a reason for his | 5 |
|
| 9 | a reason for its | 5 |
|
