| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [verb] for [art] | 401 |
|
| 2 | which [vb past] for [art] | 180 |
|
| 3 | which account for [art] | 46 |
|
| 4 | [pron] accounted for [art] | 17 |
|
| 5 | [Wh det] accounted for [art] | 11 |
|
| 6 | which accounted for [art] | 10 |
|
| 7 | which accounted [prep] [art] | 10 |
|
| 8 | which accounted for [art] | 10 |
|
| 9 | which accounted [prep] [art] | 10 |
|
