| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] has been a member [prep] | 24 |
|
| 2 | [pron] has been a member [prep] | 24 |
|
| 3 | [pron] has been a member of | 21 |
|
| 4 | [pron] has been a member of | 21 |
|
