| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have become a member | 6 |
|
| 2 | have become a member [prep] | 10 |
|
| 3 | have become a member [prep] | 10 |
|
| 4 | have become a member of | 9 |
|
| 5 | have become a member of | 9 |
|
