| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which be [adv] used [prep] | 121 |
|
| 2 | have be [adv] used [prep] | 67 |
|
| 3 | which have be used [prep] | 61 |
|
| 4 | which have be [adv] [prep] | 13 |
|
| 5 | which have be [adv] used | 7 |
|
