| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] have been used [prep] | 15 |
|
| 2 | they have been used [prep] | 9 |
|
| 3 | [pers pn] have been used for | 5 |
|
| 4 | [pers pn] have been used for | 5 |
|
