| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [verb] [prep] [art] | 7745 |
|
| 2 | which [vb base] [prep] [art] | 1509 |
|
| 3 | which contribute [prep] [art] | 73 |
|
| 4 | [pron] contribute [prep] [art] | 58 |
|
| 5 | which contribute [prep] [art] | 29 |
|
| 6 | which contribute [prep] [art] | 29 |
|
