| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [num] of the [adj] reasons | 20 |
|
| 2 | was [num] of the [adj] reasons | 20 |
|
| 3 | was [num] [prep] the [adj] reasons | 20 |
|
| 4 | was one [prep] the [adj] reasons | 20 |
|
| 5 | was [num] [prep] the [adj] reasons | 16 |
|
| 6 | was [num] [prep] the main reasons | 12 |
|
| 7 | was [num] [prep] the main reasons | 12 |
|
