| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be one reason why the | 31 |
|
| 2 | [be] one reason why the | 31 |
|
| 3 | [is] one reason why the | 22 |
|
| 4 | is one reason why the | 20 |
|
| 5 | was one reason why the | 5 |
|
| 6 | [was/were] one reason why the | 5 |
|
| 7 | one reason why the [noun] | 31 |
|
| 8 | one reason why the [noun sg] | 22 |
|
| 9 | one reason why the [adj] | 16 |
|
| 10 | one reason why the [adj] | 14 |
|
| 11 | one reason why the [noun pl] | 5 |
|
