| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which has [adv] | 1499 |
|
| 2 | which has [adv] | 1248 |
|
| 3 | which [verb] previously | 136 |
|
| 4 | which have previously | 132 |
|
| 5 | [pron] has previously | 64 |
|
| 6 | [Wh det] has previously | 19 |
|
| 7 | which [vb -s] previously | 19 |
|
| 8 | which has previously | 18 |
|
| 9 | which has previously | 18 |
|
